{"id":235147,"date":"2024-08-13T13:51:34","date_gmt":"2024-08-13T11:51:34","guid":{"rendered":"https:\/\/staging.cloudtalk.io\/blog\/%cf%84%ce%b9-%ce%b5%ce%af%ce%bd%ce%b1%ce%b9-%cf%84%ce%bf-pstn-%ce%ba%ce%b1%ce%b9-%cf%80%cf%8e%cf%82-%ce%bb%ce%b5%ce%b9%cf%84%ce%bf%cf%85%cf%81%ce%b3%ce%b5%ce%af%ce%ad%ce%bd%ce%b1%cf%82-%ce%bf%ce%b4\/"},"modified":"2024-08-13T13:51:43","modified_gmt":"2024-08-13T11:51:43","slug":"%cf%84%ce%b9-%ce%b5%ce%af%ce%bd%ce%b1%ce%b9-%cf%84%ce%bf-pstn-%ce%ba%ce%b1%ce%b9-%cf%80%cf%8e%cf%82-%ce%bb%ce%b5%ce%b9%cf%84%ce%bf%cf%85%cf%81%ce%b3%ce%b5%ce%af%ce%ad%ce%bd%ce%b1%cf%82-%ce%bf%ce%b4","status":"publish","type":"post","link":"https:\/\/test-staging.cloudtalk.io\/el\/blog\/%CF%84%CE%B9-%CE%B5%CE%AF%CE%BD%CE%B1%CE%B9-%CF%84%CE%BF-pstn-%CE%BA%CE%B1%CE%B9-%CF%80%CF%8E%CF%82-%CE%BB%CE%B5%CE%B9%CF%84%CE%BF%CF%85%CF%81%CE%B3%CE%B5%CE%AF%CE%AD%CE%BD%CE%B1%CF%82-%CE%BF%CE%B4\/","title":{"rendered":"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf PSTN \u03ba\u03b1\u03b9 \u03c0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af; \u0388\u03bd\u03b1\u03c2 \u03bf\u03b4\u03b7\u03b3\u03cc\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf 2026"},"content":{"rendered":"\n<div id=\"left-panel\" class=\"wp-block-group left-panel\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h1 class=\"wp-block-heading has-black-color has-text-color\">\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf PSTN \u03ba\u03b1\u03b9 \u03c0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af;\n\u0388\u03bd\u03b1\u03c2 \u03bf\u03b4\u03b7\u03b3\u03cc\u03c2 \u03b3\u03b9\u03b1   2025<\/h1>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-orange-background-color has-text-color has-background wp-element-button\"   href=\"https:\/\/test-staging.cloudtalk.io\/el\/%CF%80%CF%81%CE%BF%CE%B3%CF%81%CE%B1%CE%BC%CE%BC%CE%B1%CF%84%CE%AF%CF%83%CF%84%CE%B5-%CE%BC%CE%B9%CE%B1-%CE%B5%CF%80%CE%AF%CE%B4%CE%B5%CE%B9%CE%BE%CE%B7\/\" style=\"border-radius:3px\">\u03a0\u03a9\u039b\u0397\u03a3\u0395\u0399\u03a3 \u0395\u03a0\u0399\u039a\u039f\u0399\u039d\u03a9\u039d\u0399\u0391\u03a3<\/a><\/div>\n\n\n\n<div class=\"wp-block-button btn-ghost\"><a class=\"wp-block-button__link has-grey-color has-light-white-background-color has-text-color has-background wp-element-button\"   href=\"https:\/\/test-staging.cloudtalk.io\/el\/cloudtalk-14-%CE%B7%CE%BC%CE%B5%CF%81%CF%8E%CE%BD-%CE%B4%CF%89%CF%81%CE%B5%CE%AC%CE%BD-%CE%B4%CE%BF%CE%BA%CE%B9%CE%BC%CE%AE\/\" style=\"border-radius:3px\">\u0394\u039f\u039a\u0399\u039c\u0386\u03a3\u03a4\u0395 \u0394\u03a9\u03a1\u0395\u0391\u039d<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n<div class=\"wp-block-group container-short\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-1024x576.png\" alt=\"\" class=\"wp-image-215561\" srcset=\"https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-1024x576.png 1024w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-300x169.png 300w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-768x432.png 768w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-1536x864.png 1536w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-2048x1152.png 2048w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-1920x1080.png 1920w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-1320x742.png 1320w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-760x428.png 760w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-424x239.png 424w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-200x113.png 200w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/blog-illustration-2-2-88x50.png 88w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-medium-font-size\">\u039a\u03b1\u03b8&#8217; \u03cc\u03bb\u03b7 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ce\u03bd \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03c9\u03bd \u03c4\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1, \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03c1\u03ac\u03b3\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03ac\u03bb\u03bb\u03b1\u03be\u03b5 \u03c3\u03c7\u03b5\u03b4\u03cc\u03bd \u03ba\u03b1\u03b8\u03cc\u03bb\u03bf\u03c5: \u03c4\u03bf \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03cc \u03b4\u03af\u03ba\u03c4\u03c5\u03bf, \u03b3\u03bd\u03c9\u03c3\u03c4\u03cc \u03ba\u03b1\u03b9 \u03c9\u03c2 PSTN.\n\u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03c1\u03bf\u03bc\u03b7\u03c4\u03ce\u03bd \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03af\u03b1\u03c2 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf 2009, \u03bc\u03b5 \u03bc\u03cc\u03bb\u03b9\u03c2 <a href=\"https:\/\/www.statista.com\/statistics\/273014\/number-of-fixed-telephone-lines-worldwide-since-2000\/\" target=\"_blank\" rel=\"noopener\">861 \u03b5\u03ba\u03b1\u03c4\u03bf\u03bc\u03bc\u03cd\u03c1\u03b9\u03b1<\/a> \u03bd\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03b1\u03c0\u03bf\u03bc\u03b5\u03af\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf\u03bd \u03ba\u03cc\u03c3\u03bc\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf 2023. <\/p>\n\n\n\n<p>\u03a0\u03c1\u03b9\u03bd \u03c4\u03bf \u03c0\u03b1\u03c1\u03b1\u03b4\u03ce\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1, \u03b1\u03c2 \u03b4\u03b9\u03b5\u03c1\u03b5\u03c5\u03bd\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf PSTN, \u03c0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ba\u03b1\u03b9 \u03c4\u03b9 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c4\u03ce\u03c1\u03b1 \u03bf\u03b9 \u03c0\u03c1\u03ce\u03b7\u03bd \u03b9\u03b4\u03b9\u03bf\u03ba\u03c4\u03ae\u03c4\u03b5\u03c2 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ce\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03c9\u03bd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0392\u03b1\u03c3\u03b9\u03ba\u03ac \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03ac\u03c3\u03bc\u03b1\u03c4\u03b1:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PSTN \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u0394\u03b7\u03bc\u03cc\u03c3\u03b9\u03bf \u03a4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03cc \u0394\u03af\u03ba\u03c4\u03c5\u03bf \u039c\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.\n\u0395\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c3\u03b9\u03b1\u03ba\u03cc \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03af\u03b1\u03c2. <\/li>\n\n\n\n<li>\u03a4\u03bf PSTN \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bd\u03b1 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ad\u03c9\u03bd.<\/li>\n\n\n\n<li>\u03a4\u03bf PSTN \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03b9\u03ba\u03b5\u03af\u03bf \u03ba\u03b1\u03b9 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03bf, \u03bc\u03b5 \u03ba\u03b1\u03bb\u03ae \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03bb\u03ae\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1.<\/li>\n\n\n\n<li>\u0391\u03bb\u03bb\u03ac \u03cc\u03c4\u03b1\u03bd \u03c0\u03c1\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1<a href=\"https:\/\/test-staging.cloudtalk.io\/voip\/-vs-landline\/\"> \u03c4\u03bf VoIP \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03c4\u03c9\u03bd \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ce\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03c9\u03bd<\/a>, \u03b7 \u03c0\u03b1\u03bb\u03b9\u03ac \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b4\u03af\u03bd\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c7\u03b1\u03bc\u03ad\u03bd\u03b7 \u03bc\u03ac\u03c7\u03b7, \u03bc\u03b5 \u03c4\u03bf VoIP \u03bd\u03b1 \u03c5\u03c0\u03b5\u03c1\u03ad\u03c7\u03b5\u03b9 \u03cc\u03c3\u03bf\u03bd \u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03cc\u03c3\u03c4\u03bf\u03c5\u03c2, \u03c4\u03b7\u03bd \u03b5\u03c5\u03b5\u03bb\u03b9\u03be\u03af\u03b1 \u03ba\u03b1\u03b9 \u03ac\u03bb\u03bb\u03b1.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf PSTN?<\/h2>\n\n\n\n<p>PSTN \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 Public Switched Telephone Network, \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c3\u03b9\u03b1\u03ba\u03cc \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03b3\u03b9\u03b1 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1\u03bd \u03b1\u03b9\u03ce\u03bd\u03b1.\n\u03a0\u03c1\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03c0\u03b1\u03b3\u03ba\u03cc\u03c3\u03bc\u03b9\u03c9\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03ba\u03c4\u03cd\u03c9\u03bd \u03c0\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03ae\u03c3\u03c4\u03b5\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ad\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03b5 \u03cc\u03bb\u03bf \u03c4\u03bf\u03bd \u03ba\u03cc\u03c3\u03bc\u03bf.   <\/p>\n\n\n\n<p>\u03a4\u03bf \u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ae \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c7\u03ac\u03bb\u03ba\u03b9\u03bd\u03b1 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1, \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ce\u03bd \u03b9\u03bd\u03ce\u03bd, \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03ba\u03c5\u03c8\u03b5\u03bb\u03bf\u03b5\u03b9\u03b4\u03ae \u03b4\u03af\u03ba\u03c4\u03c5\u03b1 \u03ba\u03b1\u03b9 \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf\u03c5\u03c2.  <\/p>\n\n\n\n<p>\u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03c6\u03bf\u03c1\u03ad\u03c2 \u03c9\u03c2 \u03b1\u03c0\u03bb\u03ae \u03c0\u03b1\u03bb\u03b9\u03ac \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ae \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1<a href=\"https:\/\/test-staging.cloudtalk.io\/blog\/what-is-a-pots-line-and-why-should-you-get-rid-of-it\/\">(POTS<\/a>), \u03b1\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ac \u03c4\u03bf POTS \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03cc\u03bd\u03bf \u03ad\u03bd\u03b1 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03bf\u03cd PSTN.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0397 \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7 \u03c4\u03bf\u03c5 PSTN<\/h2>\n\n\n\n<p>\u03a4\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b1 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ac \u03b4\u03af\u03ba\u03c4\u03c5\u03b1 \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03bd \u03c3\u03b5 \u03c7\u03b5\u03b9\u03c1\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03b1 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ac \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1, \u03cc\u03c0\u03bf\u03c5 \u03bf\u03b9 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03ad\u03c2 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03c3\u03b1\u03bd \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c7\u03ac\u03bb\u03ba\u03b9\u03bd\u03b1 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1.\n\u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ae\u03c4\u03b1\u03bd \u03b3\u03bd\u03c9\u03c3\u03c4\u03cc \u03c9\u03c2 Post Office Telephone Service (\u03b7 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03ad\u03bd\u03bd\u03bf\u03b9\u03b1 \u03c4\u03bf\u03c5 POTS) \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03c4\u03bf \u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b9\u03ba\u03cc \u03c4\u03c9\u03bd \u03c4\u03b1\u03c7\u03c5\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ce\u03bd \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03c9\u03bd \u03c7\u03b5\u03b9\u03c1\u03b9\u03b6\u03cc\u03c4\u03b1\u03bd \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2. <\/p>\n\n\n\n<p>\u03a4\u03b5\u03bb\u03b9\u03ba\u03ac, \u03b1\u03c5\u03c4\u03cc \u03b5\u03be\u03b5\u03bb\u03af\u03c7\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf PSTN \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf \u03be\u03ad\u03c1\u03bf\u03c5\u03bc\u03b5, \u03bc\u03b5 \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae \u03c0\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ad\u03c3\u03c4\u03b7\u03c3\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03b9\u03bd\u03bf\u03c5\u03c2 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03ad\u03c2.  <\/p>\n\n\n\n<p>\u039f\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03ba\u03c5\u03ba\u03bb\u03c9\u03bc\u03ac\u03c4\u03c9\u03bd \u03c3\u03b5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03c3\u03ae\u03bc\u03b1\u03b9\u03bd\u03b1\u03bd \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b1\u03bd \u03bd\u03b1 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03b1.\n\u03a4\u03b1 \u03c5\u03c0\u03bf\u03b8\u03b1\u03bb\u03ac\u03c3\u03c3\u03b9\u03b1 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03bf\u03c1\u03c5\u03c6\u03bf\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b5\u03c2 \u03b4\u03b9\u03b5\u03c5\u03ba\u03cc\u03bb\u03c5\u03bd\u03b1\u03bd \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b5\u03b8\u03bd\u03b5\u03af\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2. <\/p>\n\n\n\n<p>\u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1 \u03ae\u03c1\u03b8\u03b5 \u03c4\u03bf ISDN (Integrated Services Digital Network), \u03c0\u03bf\u03c5 \u03b5\u03c0\u03ad\u03c4\u03c1\u03b5\u03c8\u03b5 \u03c3\u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 PSTN \u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b4\u03af\u03b4\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03c5\u03bc\u03ad\u03c3\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03bc\u03cc\u03bd\u03c4\u03b5\u03bc \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 dial-up (\u03ad\u03bd\u03b1 \u03ba\u03bf\u03bc\u03bc\u03ac\u03c4\u03b9 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03ba\u03b1\u03bb\u03bf\u03cd\u03c3\u03b5 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03cc\u03c7\u03bf\u03c5 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03b9\u03ce\u03bd \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9 \u03c4\u03bf\u03bd \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae \u03c3\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03bf PSTN).  <\/p>\n\n\n\n<p>\u0397 \u03ac\u03bd\u03bf\u03b4\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03bd\u03b5\u03cc\u03c4\u03b5\u03c1\u03b7\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03b2\u03b1\u03c3\u03b9\u03bb\u03b5\u03af\u03b1 \u03c4\u03bf\u03c5 PSTN \u03c9\u03c2 \u03ba\u03c5\u03c1\u03af\u03b1\u03c1\u03c7\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03af\u03b1\u03c2 \u03c0\u03bb\u03b7\u03c3\u03b9\u03ac\u03b6\u03b5\u03b9 \u03c3\u03c4\u03bf \u03c4\u03ad\u03bb\u03bf\u03c2 \u03c4\u03b7\u03c2 &#8211; \u03b1\u03bb\u03bb\u03ac \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b3\u03b9&#8217; \u03b1\u03c5\u03c4\u03cc \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1508\" height=\"802\" src=\"https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration.png\" alt=\"\" class=\"wp-image-215574\" style=\"width:514px;height:auto\" srcset=\"https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration.png 1508w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-300x160.png 300w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-1024x545.png 1024w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-768x408.png 768w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-1320x702.png 1320w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-760x404.png 760w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-424x225.png 424w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-200x106.png 200w, https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2024\/05\/illustration-88x47.png 88w\" sizes=\"auto, (max-width: 1508px) 100vw, 1508px\" \/><figcaption class=\"wp-element-caption\">Statista.com<\/figcaption><\/figure><\/div>\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd\u03bd \u03bf\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 PSTN?<\/h2>\n\n\n\n<p>\u03a4\u03bf &#8220;S&#8221; \u03c3\u03c4\u03bf PSTN \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 &#8220;switched&#8221;, \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ad\u03c9\u03bd \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c0\u03c1\u03bf\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5\u03c2.  <\/p>\n\n\n\n<p>\u039f\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd\u03bd \u03bc\u03b9\u03b1 \u03b5\u03bd\u03c3\u03cd\u03c1\u03bc\u03b1\u03c4\u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03bc\u03b5\u03c1\u03ce\u03bd.\n\u03a4\u03b1 \u03c6\u03c9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b1\u03be\u03b9\u03b4\u03b5\u03cd\u03bf\u03c5\u03bd \u03bc\u03ad\u03c3\u03c9 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03c9\u03bd \u03b3\u03c1\u03b1\u03bc\u03bc\u03ce\u03bd, \u03bc\u03b5 \u03c4\u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03b1\u03bd\u03bf\u03b9\u03c7\u03c4\u03ae \u03ad\u03c9\u03c2 \u03cc\u03c4\u03bf\u03c5 \u03c4\u03b5\u03c1\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03b5\u03af \u03b7 \u03ba\u03bb\u03ae\u03c3\u03b7. <\/p>\n\n\n\n<p>\u039f\u03b9 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03bf\u03c5\u03bd \u03c3\u03c5\u03c7\u03bd\u03ac \u03c4\u03bf \u03b4\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5\u03c2 Private Branch Exchange (PBX) \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 PSTN.\n\u0391\u03c5\u03c4\u03cc \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c3\u03b5 \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf, \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c9\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03c9\u03bd \u03c3\u03c4\u03bf \u03c7\u03ce\u03c1\u03bf. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u039a\u03cd\u03c1\u03b9\u03b1 \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2 \u03c4\u03bf\u03c5 PSTN<\/h3>\n\n\n\n<p>\u03a3\u03c4\u03b1 \u03b4\u03b7\u03bc\u03cc\u03c3\u03b9\u03b1 \u03b4\u03af\u03ba\u03c4\u03c5\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03c5\u03c0\u03cc\u03b3\u03b5\u03b9\u03b1 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bd \u03c3\u03c0\u03af\u03c4\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03cc\u03c0\u03bf\u03c5 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ad\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u039a\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf \u03ae \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf:<\/strong> \u0391\u03c5\u03c4\u03cc \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bd\u03b4\u03c1\u03bf\u03bc\u03b7\u03c4\u03ad\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03c3\u03c4\u03b5\u03bd\u03ae \u03b3\u03b5\u03c9\u03b3\u03c1\u03b1\u03c6\u03b9\u03ba\u03ae \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae PSTN.\n\u0393\u03b9\u03b1 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c7\u03c1\u03b7\u03c3\u03c4\u03ce\u03bd \u03c3\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03b3\u03b5\u03b9\u03c4\u03bf\u03bd\u03b9\u03ac, \u03b4\u03b5\u03bd \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b1\u03b9\u03c4\u03ad\u03c1\u03c9 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7. <\/li>\n\n\n\n<li><strong>\u0393\u03c1\u03b1\u03c6\u03b5\u03af\u03bf Tandem: <\/strong>\u0391\u03c5\u03c4\u03cc \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c4\u03bf\u03c0\u03b9\u03ba\u03ce\u03bd \u03ba\u03ad\u03bd\u03c4\u03c1\u03c9\u03bd.\n\u0395\u03af\u03bd\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b3\u03bd\u03c9\u03c3\u03c4\u03cc \u03c9\u03c2 \u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03b4\u03b9\u03b1\u03c3\u03c4\u03b1\u03cd\u03c1\u03c9\u03c3\u03b7\u03c2.\n\u0395\u03ac\u03bd \u03b8\u03ad\u03bb\u03b5\u03c4\u03b5 \u03bd\u03b1 \u03ba\u03b1\u03bb\u03ad\u03c3\u03b5\u03c4\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf\u03bd \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03cc \u03c4\u03bc\u03ae\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03af\u03b4\u03b9\u03b1\u03c2 \u03c0\u03cc\u03bb\u03b7\u03c2, \u03c4\u03bf \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc \u03c3\u03b1\u03c2 \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b7\u03bd \u03ba\u03bb\u03ae\u03c3\u03b7 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf tandem, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c9\u03b8\u03b5\u03af \u03c3\u03c4\u03bf \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03bb\u03ae\u03c0\u03c4\u03b7.  <\/li>\n\n\n\n<li><strong>\u0393\u03c1\u03b1\u03c6\u03b5\u03af\u03bf \u03b4\u03b9\u03bf\u03b4\u03af\u03c9\u03bd: <\/strong><strong> <\/strong> \u0391\u03bd \u03ba\u03b1\u03bb\u03ad\u03c3\u03b5\u03c4\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf\u03bd \u03c3\u03b5 \u03ac\u03bb\u03bb\u03b7 \u03c0\u03cc\u03bb\u03b7 \u03ae \u03c0\u03bf\u03bb\u03b9\u03c4\u03b5\u03af\u03b1, \u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 PSTN \u03b8\u03b1 \u03b3\u03af\u03bd\u03b5\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf\u03c5 \u03b4\u03b9\u03bf\u03b4\u03af\u03c9\u03bd.<\/li>\n\n\n\n<li><strong>\u0394\u03b9\u03b5\u03b8\u03bd\u03ae\u03c2 \u03c0\u03cd\u03bb\u03b7: <\/strong>\u0391\u03c5\u03c4\u03ae \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03b5\u03b8\u03bd\u03ae \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae, \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03ce\u03bd\u03c4\u03b1\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c9\u03c1\u03ce\u03bd.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u03a0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03b7 \u03ba\u03bb\u03ae\u03c3\u03b7 \u03bc\u03ad\u03c3\u03c9 PSTN \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03ac\u03be\u03b7<\/h3>\n\n\n\n<p>\u0393\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03ba\u03bb\u03ae\u03c3\u03b7 PSTN, \u03c3\u03b7\u03ba\u03ce\u03bd\u03b5\u03c4\u03b5 \u03c4\u03bf \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03cc \u03ba\u03b1\u03b9 \u03c0\u03bb\u03b7\u03ba\u03c4\u03c1\u03bf\u03bb\u03bf\u03b3\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf\u03bd \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc.\n\u0391\u03bd \u03b8\u03ad\u03bb\u03b5\u03c4\u03b5 \u03bd\u03b1 \u03ba\u03b1\u03bb\u03ad\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b5\u03ba\u03c4\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03c4\u03bf\u03c0\u03b9\u03ba\u03bf\u03cd \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf\u03c5, \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1\u03bd \u03ba\u03c9\u03b4\u03b9\u03ba\u03cc \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae\u03c2 &#8211; \u03ae \u03c4\u03bf\u03bd \u03ba\u03c9\u03b4\u03b9\u03ba\u03cc \u03c7\u03ce\u03c1\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03b4\u03b9\u03b5\u03b8\u03bd\u03ae \u03ba\u03bb\u03ae\u03c3\u03b7. <\/p>\n\n\n\n<p>\u03a4\u03bf \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03cc \u03c3\u03b1\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b1 \u03b7\u03c7\u03b7\u03c4\u03b9\u03ba\u03ac \u03ba\u03cd\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03c6\u03c9\u03bd\u03ae\u03c2 \u03c3\u03b1\u03c2 \u03c3\u03b5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c3\u03c4\u03ad\u03bb\u03bd\u03b5\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03ba\u03b1\u03bb\u03c9\u03b4\u03af\u03c9\u03bd \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03c3\u03c4\u03bf \u03c0\u03bb\u03b7\u03c3\u03b9\u03ad\u03c3\u03c4\u03b5\u03c1\u03bf \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf.\n\u03a4\u03bf \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03bf\u03bd \u03c3\u03c9\u03c3\u03c4\u03cc \u03c0\u03c1\u03bf\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03ba\u03b1\u03b9 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b7\u03bd \u03ba\u03bb\u03ae\u03c3\u03b7 \u03bc\u03ad\u03c3\u03c9 \u03b5\u03bd\u03cc\u03c2 \u03ba\u03b1\u03bb\u03c9\u03b4\u03af\u03bf\u03c5 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ce\u03bd \u03b9\u03bd\u03ce\u03bd \u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03b5 \u03c0\u03b1\u03bb\u03bc\u03bf\u03cd\u03c2 \u03c6\u03c9\u03c4\u03cc\u03c2. <\/p>\n\n\n\n<p>\u038c\u03c4\u03b1\u03bd \u03b7 \u03ba\u03bb\u03ae\u03c3\u03b7 \u03c3\u03b1\u03c2 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf \u03b1\u03c1\u03bc\u03cc\u03b4\u03b9\u03bf \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf, \u03bf\u03b9 \u03c6\u03c9\u03c4\u03b5\u03b9\u03bd\u03bf\u03af \u03c0\u03b1\u03bb\u03bc\u03bf\u03af \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03bf\u03bd\u03c4\u03b1\u03b9 \u03be\u03b1\u03bd\u03ac \u03c3\u03b5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1.\n\u03a4\u03bf \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf \u03c0\u03c1\u03bf\u03c9\u03b8\u03b5\u03af \u03c4\u03b7\u03bd \u03ba\u03bb\u03ae\u03c3\u03b7 \u03c3\u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03bb\u03ae\u03c0\u03c4\u03b7 \u03c3\u03b1\u03c2.\n\u03a4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd \u03c4\u03bf \u03ba\u03bf\u03c5\u03b4\u03bf\u03cd\u03bd\u03b9\u03c3\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03cc \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03b5 \u03b7\u03c7\u03b7\u03c4\u03b9\u03ba\u03ac \u03ba\u03cd\u03bc\u03b1\u03c4\u03b1 \u03cc\u03c4\u03b1\u03bd \u03bf \u03c7\u03c1\u03ae\u03c3\u03c4\u03b7\u03c2 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ac.  <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a4\u03b1 \u03bf\u03c6\u03ad\u03bb\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03bc\u03b5\u03b9\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03bf\u03cd 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\u03c0\u03b1\u03c1\u03ac\u03bd\u03bf\u03bc\u03b7), \u03b1\u03bb\u03bb\u03ac \u03c4\u03b1 \u03c4\u03b7\u03bb\u03ad\u03c6\u03c9\u03bd\u03ac \u03c3\u03b1\u03c2 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03c5\u03c0\u03bf\u03c3\u03c4\u03bf\u03cd\u03bd \u03ba\u03c5\u03b2\u03b5\u03c1\u03bd\u03bf\u03b5\u03c0\u03af\u03b8\u03b5\u03c3\u03b7. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u039c\u03b5\u03b9\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 PSTN<\/h3>\n\n\n\n<p>\u03a4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 PSTN \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ae, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03ac\u03b8\u03b5 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03bb\u03c9\u03b4\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03c3\u03c4\u03b9\u03c2 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c3\u03b1\u03c2.\n\u0394\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b4\u03bf\u03c5\u03bb\u03b5\u03b9\u03ac \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03b5\u03c4\u03b5 \u03bc\u03cc\u03bd\u03bf\u03b9 \u03c3\u03b1\u03c2, \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03c7\u03c1\u03b5\u03b9\u03b1\u03c3\u03c4\u03b5\u03af \u03bd\u03b1 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ae\u03c3\u03b5\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03b3\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03bd\u03ad\u03bf \u03c5\u03c0\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf.\n\u03a3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03b5\u03c1\u03b3\u03b1\u03b6\u03cc\u03bc\u03b5\u03bd\u03bf\u03b9 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03cc\u03bd\u03bf \u03b5\u03bd\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf\u03c5.  <\/p>\n\n\n\n<p>\u0395\u03ba\u03c4\u03cc\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03bb\u03b7\u03c1\u03c9\u03bc\u03ae \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03bd\u03bf\u03b9\u03ba\u03af\u03b1\u03c3\u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03bf\u03c7\u03ae \u03ba\u03b9\u03bd\u03b7\u03c4\u03ce\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03c9\u03bd \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c5\u03c0\u03b1\u03bb\u03bb\u03ae\u03bb\u03bf\u03c5\u03c2, \u03b8\u03b1 \u03c0\u03bb\u03b7\u03c1\u03ce\u03bd\u03b5\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5.\n\u039f\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 PSTN \u03c7\u03c1\u03b5\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03bd\u03ac \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7.\n\u03a4\u03b1 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03bf\u03c5\u03bd \u03b1\u03bd\u03bf\u03b9\u03c7\u03c4\u03ac \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c6\u03c4\u03ac\u03c3\u03bf\u03c5\u03bd \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03cc \u03bc\u03b1\u03ba\u03c1\u03b9\u03bd\u03ad\u03c2 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03bf\u03b9 \u03c5\u03c0\u03b5\u03c1\u03b1\u03c3\u03c4\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03b9\u03b5\u03b8\u03bd\u03b5\u03af\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ad\u03c2.  <\/p>\n\n\n\n<p>\u03a0\u03b1\u03c1\u03cc\u03bb\u03bf \u03c0\u03bf\u03c5 \u03bc\u03b9\u03b1 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae PSTN \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ac \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac, \u03cc\u03c0\u03c9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03ba\u03bb\u03ae\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b3\u03bd\u03ce\u03c1\u03b9\u03c3\u03b7 \u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03bf\u03c2, \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03c0\u03c1\u03bf\u03b7\u03b3\u03bc\u03ad\u03bd\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03c9\u03bd, \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03c4\u03b5\u03c7\u03bd\u03b7\u03c4\u03ae \u03bd\u03bf\u03b7\u03bc\u03bf\u03c3\u03cd\u03bd\u03b7 \u03ae \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1.<\/p>\n\n\n\n<p>\u03a4\u03bf PSTN \u03ba\u03b1\u03c4\u03b1\u03c1\u03b3\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03c5\u03c0\u03ad\u03c1 \u03c4\u03c9\u03bd \u03c0\u03bb\u03ae\u03c1\u03c9\u03c2 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ce\u03bd \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ce\u03bd, \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b4\u03c5\u03c3\u03ba\u03bf\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c0\u03b1\u03bb\u03b1\u03b9\u03ce\u03bd \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ce\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03b5\u03af\u03c2.\n\u03a3\u03c4\u03bf \u0397\u03bd\u03c9\u03bc\u03ad\u03bd\u03bf \u0392\u03b1\u03c3\u03af\u03bb\u03b5\u03b9\u03bf, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03c4\u03bf PSTN \u03b8\u03b1 \u03ba\u03bb\u03b5\u03af\u03c3\u03b5\u03b9 \u03c4\u03bf\u03bd \u0394\u03b5\u03ba\u03ad\u03bc\u03b2\u03c1\u03b9\u03bf \u03c4\u03bf\u03c5 2025, \u03b5\u03bd\u03ce \u03ad\u03c7\u03b5\u03b9 \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03b5\u03af \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c1\u03b3\u03b7\u03b8\u03b5\u03af \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03c3\u03c4\u03b9\u03c2 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03c7\u03ce\u03c1\u03b5\u03c2 \u03ad\u03c9\u03c2 \u03c4\u03bf 2030. <\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-ct-evo-cta-simple-panel cta-simple-panel\" style=\"background-color:#000\"><div class=\"cta-simple-panel-inner\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-white-color has-text-color\">\u0391\u03c0\u03bf\u03ba\u03c4\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc VoIP \u03c3\u03b1\u03c2 \u03c4\u03ce\u03c1\u03b1<\/p>\n<\/div><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-medium\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"635\" src=\"https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2023\/08\/eBook-Voip-Package.svg\" alt=\"\" class=\"wp-image-177164\" style=\"object-fit:cover\"\/><\/figure><\/div>\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/test-staging.cloudtalk.io\/how-to-choose-a-voip-package-ebook\/\">\u0394\u03b9\u03b1\u03b2\u03ac\u03c3\u03c4\u03b5 \u03b4\u03c9\u03c1\u03b5\u03ac\u03bd<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u039c\u03b9\u03b1 \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03bb\u03cd\u03c3\u03b7 \u03c3\u03c4\u03bf PSTN: \u03a6\u03c9\u03bd\u03ae \u03bc\u03ad\u03c3\u03c9 \u03c0\u03c1\u03c9\u03c4\u03bf\u03ba\u03cc\u03bb\u03bb\u03bf\u03c5 \u0394\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 (VoIP)<\/h2>\n\n\n\n<p>\u0388\u03c4\u03c3\u03b9, \u03bc\u03b5 \u03c4\u03bf PSTN \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c1\u03b3\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac, \u03c0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03bb\u03cd\u03c3\u03b7;\n\u0398\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b1\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b9\u03ba\u03cc \u03c0\u03c1\u03cc\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b7\u03c4\u03ae\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03af\u03b1\u03c2, \u03b1\u03bb\u03bb\u03ac \u03b7 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c3\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf VoIP.   <\/p>\n\n\n\n<p>\u0397 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 Voice over Internet Protocol \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03ae\u03c2 \u03c3\u03b1\u03c2 \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf, \u03b1\u03bd\u03c4\u03af \u03c4\u03c9\u03bd \u03ba\u03b1\u03bb\u03c9\u03b4\u03af\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03ba\u03b1\u03bb\u03c9\u03b4\u03af\u03c9\u03bd \u03c4\u03bf\u03c5 PSTN.\n\u039c\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b1 \u03b1\u03bd\u03b1\u03bb\u03bf\u03b3\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 (\u03c4\u03b7 \u03c6\u03c9\u03bd\u03ae \u03c3\u03b1\u03c2) \u03c3\u03b5 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac &#8220;\u03c0\u03b1\u03ba\u03ad\u03c4\u03b1&#8221; \u03b3\u03b9\u03b1 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PSTN vs VoIP: \u0386\u03bc\u03b5\u03c3\u03b7 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7<\/h3>\n\n\n\n<p>\u039b\u03bf\u03b9\u03c0\u03cc\u03bd, \u03c0\u03ce\u03c2 \u03c4\u03bf VoIP \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03bf PSTN;\n\u03a3\u03c5\u03b3\u03ba\u03b5\u03bd\u03c4\u03c1\u03ce\u03c3\u03b1\u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 \u03c0\u03bf\u03c5 \u03c5\u03c0\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03b6\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2.\n(\u0393\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03c0\u03b9\u03bf \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7, \u03ba\u03ac\u03bd\u03c4\u03b5 \u03ba\u03bb\u03b9\u03ba \u03b5\u03b4\u03ce:<a href=\"https:\/\/test-staging.cloudtalk.io\/pstn-vs-voip\/\"> PSTN vs VoIP<\/a>).  <\/p>\n\n\n\n<div class=\"wp-block-group container-fluid\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group ct-table-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns ct-table-header header-simple is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" id=\"Feature\">\n<p class=\"has-black-color has-text-color has-link-color wp-elements-66b6f5ff33eb825ef89dad10d0409186\"><strong>\u03a7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03b3\u03bd\u03ce\u03c1\u03b9\u03c3\u03bc\u03b1<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" id=\"PSTN\">\n<div class=\"wp-block-group ct-table-header-group first-party-usage has-white-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-center\"><strong>PSTN<\/strong><\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" id=\"VoIP\">\n<div class=\"wp-block-group ct-table-header-group third-party-usage\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-center\"><strong>VoIP<\/strong><\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong><strong>\u03a4\u03cd\u03c0\u03bf\u03c2 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2<\/strong><\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03bc\u03b9\u03b1 \u03b1\u03c0\u03bf\u03ba\u03bb\u03b5\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae POTS \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c6\u03c9\u03bd\u03ae\u03c2 \u03c9\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03ae\u03bc\u03b1\u03c4\u03b1.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03ae \u03c3\u03b1\u03c2 \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03c6\u03c9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac \u03c0\u03b1\u03ba\u03ad\u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong><strong>\u03a4\u03cd\u03c0\u03bf\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2<\/strong><\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03b1\u03c0\u03bf\u03ba\u03bb\u03b5\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2, \u03b1\u03c0\u03b1\u03b9\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03bc\u03cc\u03bd\u03b9\u03bc\u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03cc\u03bb\u03b7 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b7\u03c2.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae \u03c0\u03b1\u03ba\u03ad\u03c4\u03c9\u03bd, \u03c3\u03c4\u03ad\u03bb\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b5\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03c0\u03b9\u03bf \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b4\u03b9\u03b1\u03b4\u03c1\u03bf\u03bc\u03ae\u03c2.\n\u0394\u03b5\u03bd \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c0\u03bf\u03ba\u03bb\u03b5\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae. <\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong><strong>\u0391\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2<\/strong><\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u0391\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ae \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ae \u03c3\u03c4\u03bf \u03c7\u03ce\u03c1\u03bf, \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03bb\u03c9\u03b4\u03b9\u03ce\u03c3\u03b5\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ce\u03bd \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u0391\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf.\n\u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03c4\u03b7\u03bb\u03ad\u03c6\u03c9\u03bd\u03b1 IP \u03ae \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03b7\u03c4\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ad\u03c2. <\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong><strong><strong>\u0395\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7<\/strong><\/strong><\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u0391\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c0\u03b1\u03b3\u03b3\u03b5\u03bb\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 (\u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03bf\u03bc\u03ad\u03bd\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ae\u03ba\u03b7\u03c2 \u03bd\u03ad\u03c9\u03bd \u03c7\u03c1\u03b7\u03c3\u03c4\u03ce\u03bd\/\u03b3\u03c1\u03b1\u03bc\u03bc\u03ce\u03bd) \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae\u03c2 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03b5\u03ac\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5 PBX \u03c3\u03b5 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u03a1\u03c5\u03b8\u03bc\u03af\u03c3\u03c4\u03b5 \u03ad\u03bd\u03b1\u03bd \u03bb\u03bf\u03b3\u03b1\u03c1\u03b9\u03b1\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03bc\u03b7\u03b8\u03b5\u03c5\u03c4\u03ae, \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf \u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03b9\u03ba\u03cc \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03c4\u03b5 \u03c4\u03b1 \u03c4\u03b7\u03bb\u03ad\u03c6\u03c9\u03bd\u03b1 IP, \u03b5\u03ac\u03bd \u03c4\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5.\n\u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b5\u03af\u03c3\u03c4\u03b5 \u03ad\u03c4\u03bf\u03b9\u03bc\u03bf\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03bc\u03af\u03b1 \u03ce\u03c1\u03b1. <\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong><strong><strong>\u039a\u03cc\u03c3\u03c4\u03bf\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b7\u03c2<\/strong><\/strong><\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u03a7\u03c1\u03b5\u03ce\u03c3\u03b5\u03b9\u03c2 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03bf\u03b9 \u03b5\u03b8\u03bd\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b5\u03b8\u03bd\u03b5\u03af\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-left\">\u039f\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03bd \u03c7\u03c1\u03b5\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 VoIP \u03c0\u03c1\u03bf\u03c2 VoIP \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03c9\u03c1\u03b5\u03ac\u03bd.<\/p>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u03a0\u03cc\u03c3\u03bf \u03ba\u03bf\u03c3\u03c4\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 PSTN \u03ba\u03b1\u03b9 VoIP?<\/h3>\n\n\n\n<p>\u03a4\u03bf \u03ba\u03cc\u03c3\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b4\u03cd\u03bf \u03c4\u03cd\u03c0\u03bf\u03c5\u03c2 \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c0\u03ac\u03c1\u03bf\u03c7\u03bf \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03b9\u03ce\u03bd, \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd \u03c7\u03c1\u03b7\u03c3\u03c4\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03c0\u03bf\u03c5 \u03b8\u03ad\u03bb\u03b5\u03c4\u03b5.<\/p>\n\n\n\n<p>\u039c\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf PSTN, \u03b8\u03b1 \u03c7\u03c1\u03b5\u03b9\u03b1\u03c3\u03c4\u03b5\u03af\u03c4\u03b5 \u03be\u03b5\u03c7\u03c9\u03c1\u03b9\u03c3\u03c4\u03ad\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03b5\u03c1\u03b3\u03b1\u03b6\u03cc\u03bc\u03b5\u03bd\u03bf.\n\u0398\u03b1 \u03c0\u03bb\u03b7\u03c1\u03ce\u03bd\u03b5\u03c4\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03bd\u03bf\u03b9\u03ba\u03af\u03b1\u03c3\u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2, \u03b5\u03bd\u03ce \u03bf\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 PSTN \u03c7\u03c1\u03b5\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03af\u03c4\u03b5 \u03b1\u03bd\u03ac \u03bb\u03b5\u03c0\u03c4\u03cc \u03b5\u03af\u03c4\u03b5 \u03c9\u03c2 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03bc\u03b9\u03b1\u03c2 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03ad\u03bd\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b4\u03c1\u03bf\u03bc\u03ae\u03c2 \u03bb\u03b5\u03c0\u03c4\u03ce\u03bd.\n\u03a3\u03c5\u03c7\u03bd\u03ac \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd \u03c7\u03c1\u03ad\u03c9\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c4\u03b5\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2.  <\/p>\n\n\n\n<p>\u039f\u03b9 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b5\u03c2 \u03bc\u03b5 \u03ad\u03c9\u03c2 40 \u03c5\u03c0\u03b1\u03bb\u03bb\u03ae\u03bb\u03bf\u03c5\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bd \u03bc\u03b9\u03b1 \u039c\u03bf\u03bd\u03ac\u03b4\u03b1 \u0392\u03b1\u03c3\u03b9\u03ba\u03bf\u03cd \u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 (KSU) \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b4\u03b5\u03b8\u03bf\u03cd\u03bd \u03c3\u03c4\u03bf PSTN.\n\u0391\u03c5\u03c4\u03cc \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ad\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2, \u03b1\u03bb\u03bb\u03ac \u03ba\u03bf\u03c3\u03c4\u03af\u03b6\u03b5\u03b9 \u03b1\u03c0\u03cc<a href=\"https:\/\/www.kompareit.com\/business\/office-equipment-phone-system-ksu-vs-pbx.html#how-much-does-a-ksu-phone-systems-cost%3F:~:text=to%20pay%20about-,%24300%20to%20%241%2C000,-per%20user%20for\" target=\"_blank\" rel=\"noopener\"> 300 \u03ad\u03c9\u03c2 1.000 \u03b4\u03bf\u03bb\u03ac\u03c1\u03b9\u03b1<\/a> \u03b1\u03bd\u03ac \u03c7\u03c1\u03ae\u03c3\u03c4\u03b7.\n\u039f\u03b9 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03bf\u03c5\u03bd \u03ad\u03bd\u03b1 \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc PBX, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03c0\u03b9\u03b2\u03b1\u03c1\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03ba\u03cc\u03c3\u03c4\u03bf\u03c2 \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2, \u03ba\u03cc\u03c3\u03c4\u03bf\u03c2 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7.\n\u0391\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03ba\u03bf\u03c3\u03c4\u03af\u03c3\u03b5\u03b9 \u03ad\u03c9\u03c2 \u03ba\u03b1\u03b9<a href=\"https:\/\/test-staging.cloudtalk.io\/blog\/how-much-does-call-center-software-cost\/#:~:text=PBX%20(which%20can%20cost%20as%20much%20as%20%24260%2C000%20in%20the%20first%20year)%2C\/\"> 26.000 \u03b4\u03bf\u03bb\u03ac\u03c1\u03b9\u03b1<\/a> \u03c4\u03bf\u03bd \u03c0\u03c1\u03ce\u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf.   <\/p>\n\n\n\n<p>\u03a4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 VoIP \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03bd\u03ad\u03c6\u03bf\u03c2, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03b4\u03b5\u03bd \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c3\u03c4\u03b5 \u03c5\u03bb\u03b9\u03ba\u03cc (\u03bf\u03cd\u03c4\u03b5 \u03ba\u03b1\u03bd \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03ac, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae \u03ae \u03ba\u03b9\u03bd\u03b7\u03c4\u03ae \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03c3\u03b1\u03c2 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03ae\u03c2 \u03c3\u03b1\u03c2 \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf).\n\u039f\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c6\u03b8\u03b7\u03bd\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03b7 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03c7\u03c1\u03b5\u03ce\u03bd\u03b5\u03c3\u03c4\u03b5 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7. <\/p>\n\n\n\n<p>\u03a0\u03bb\u03b7\u03c1\u03ce\u03bd\u03b5\u03c4\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03bf VoIP \u03bc\u03b5 \u03bc\u03b7\u03bd\u03b9\u03b1\u03af\u03b1 \u03c3\u03c5\u03bd\u03b4\u03c1\u03bf\u03bc\u03ae, \u03c7\u03c9\u03c1\u03af\u03c2 \u03c0\u03c1\u03bf\u03ba\u03b1\u03c4\u03b1\u03b2\u03bf\u03bb\u03b9\u03ba\u03ac \u03ad\u03be\u03bf\u03b4\u03b1 \u03ae \u03bc\u03b1\u03ba\u03c1\u03bf\u03c7\u03c1\u03cc\u03bd\u03b9\u03b5\u03c2 \u03c3\u03c5\u03bc\u03b2\u03ac\u03c3\u03b5\u03b9\u03c2.\n\u039f\u03b9 \u03b1\u03c0\u03b5\u03c1\u03b9\u03cc\u03c1\u03b9\u03c3\u03c4\u03b5\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03c0\u03c1\u03bf\u03b7\u03b3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bd\u03c3\u03c9\u03bc\u03b1\u03c4\u03c9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf VoIP \u03c0\u03c9\u03bb\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03c9\u03c2 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03c0\u03b1\u03ba\u03ad\u03c4\u03bf\u03c5 \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ce\u03bd.\n\u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03ad\u03bd\u03b1<a href=\"https:\/\/test-staging.cloudtalk.io\/blog\/how-much-does-call-center-software-cost\/\"> \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03cc \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf<\/a> \u03b2\u03b1\u03c3\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03c3\u03c4\u03bf VoIP<a href=\"https:\/\/test-staging.cloudtalk.io\/blog\/how-much-does-call-center-software-cost\/\"> \u03ba\u03bf\u03c3\u03c4\u03af\u03b6\u03b5\u03b9<\/a> 25 \u03b4\u03bf\u03bb\u03ac\u03c1\u03b9\u03b1 \u03b1\u03bd\u03ac \u03c7\u03c1\u03ae\u03c3\u03c4\u03b7, \u03b1\u03bd\u03ac \u03bc\u03ae\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd CloudTalk.  <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0393\u03b9\u03b1\u03c4\u03af \u03c4\u03bf VoIP \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf PSTN<\/h3>\n\n\n\n<p>\u038c\u03c0\u03c9\u03c2 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b1\u03bc\u03b5, \u03c4\u03bf VoIP \u03c3\u03b1\u03c2 \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03b5\u03af \u03c7\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ae \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ba\u03cc\u03c3\u03c4\u03bf\u03c2 \u03c4\u03c9\u03bd \u03ba\u03bb\u03ae\u03c3\u03b5\u03c9\u03bd \u03c3\u03b5 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1 PSTN.  <\/p>\n\n\n\n<p>\u0395\u03af\u03bd\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b5\u03c5\u03ad\u03bb\u03b9\u03ba\u03c4\u03bf \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b5\u03ba\u03c4\u03ac\u03c3\u03b9\u03bc\u03bf &#8211; \u03bf\u03b9 \u03c7\u03c1\u03ae\u03c3\u03c4\u03b5\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03c1\u03cc\u03c3\u03b2\u03b1\u03c3\u03b7 \u03c3\u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf cloud \u03b1\u03c0\u03cc \u03bf\u03c0\u03bf\u03c5\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03cc \u03bf\u03c0\u03bf\u03b9\u03b1\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03b7 \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf, \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b9\u03b4\u03b1\u03bd\u03b9\u03ba\u03cc \u03b3\u03b9\u03b1 \u03b1\u03c0\u03bf\u03bc\u03b1\u03ba\u03c1\u03c5\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1.\n\u039a\u03b1\u03b9, \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b1 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03b5\u03c4\u03b5 \u03ae \u03bd\u03b1 \u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03b5\u03c4\u03b5 \u03c7\u03c1\u03ae\u03c3\u03c4\u03b5\u03c2 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b5\u03c2. <\/p>\n\n\n\n<p>\u039c\u03b5 \u03c4\u03bf VoIP, \u03b8\u03b1 \u03ad\u03c7\u03b5\u03c4\u03b5 \u03c0\u03c1\u03bf\u03b7\u03b3\u03bc\u03ad\u03bd\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b1 \u03ac\u03bb\u03bb\u03b1 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03ae\u03c2 \u03c3\u03b1\u03c2, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1\u03bd \u03b5\u03b9\u03ba\u03bf\u03bd\u03b9\u03ba\u03cc \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03bf\u03c2 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b3\u03b5\u03c9\u03b3\u03c1\u03b1\u03c6\u03b9\u03ba\u03ae \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c3\u03af\u03b1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0388\u03c4\u03bf\u03b9\u03bc\u03bf\u03b9 \u03bd\u03b1 \u03b1\u03c6\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c0\u03af\u03c3\u03c9 \u03c3\u03b1\u03c2 \u03c4\u03bf PSTN?<\/h2>\n\n\n\n<p>\u038c\u03c4\u03b1\u03bd \u03b1\u03bd\u03c4\u03b1\u03bb\u03bb\u03ac\u03c3\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c3\u03b9\u03b1\u03ba\u03ac \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac \u03c4\u03b7\u03bb\u03ad\u03c6\u03c9\u03bd\u03b1 PSTN \u03bc\u03b5 \u03c4\u03b7 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b7<a href=\"https:\/\/test-staging.cloudtalk.io\/blog\/how-does-a-voip-work\/\"> \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 VoIP<\/a>, \u03b8\u03b1 \u03b4\u03b5\u03af\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac \u03b1\u03c0\u03cc \u03bf\u03c6\u03ad\u03bb\u03b7, \u03cc\u03c0\u03c9\u03c2 \u03c6\u03b8\u03b7\u03bd\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2, \u03c0\u03b9\u03bf \u03b9\u03c3\u03c7\u03c5\u03c1\u03ad\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae\u03c2 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c6\u03b9\u03bb\u03b9\u03ba\u03cc \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03c7\u03c1\u03ae\u03c3\u03c4\u03b7, \u03b5\u03c5\u03ad\u03bb\u03b9\u03ba\u03c4\u03bf \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b5\u03ba\u03c4\u03ac\u03c3\u03b9\u03bc\u03bf.<\/p>\n\n\n\n<div class=\"wp-block-ct-evo-cta-simple-panel cta-simple-panel is-style-no-image\" style=\"background-color:#DFF0F6\"><div class=\"cta-simple-panel-inner\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-black-color has-text-color has-link-color wp-elements-ed28a8a29c978064f08c1bc8f50045e3\">\u0395\u03af\u03c3\u03c4\u03b5 \u03ad\u03c4\u03bf\u03b9\u03bc\u03bf\u03b9 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bb\u03bb\u03b1\u03b3\u03ae?<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-primary\"><a class=\"wp-block-button__link has-white-color has-universal-green-50-background-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/test-staging.cloudtalk.io\/el\/%CF%80%CF%81%CE%BF%CE%B3%CF%81%CE%B1%CE%BC%CE%BC%CE%B1%CF%84%CE%AF%CF%83%CF%84%CE%B5-%CE%BC%CE%B9%CE%B1-%CE%B5%CF%80%CE%AF%CE%B4%CE%B5%CE%B9%CE%BE%CE%B7\/\">\u0395\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1 \u03c0\u03c9\u03bb\u03ae\u03c3\u03b5\u03c9\u03bd<\/a><\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n<div class=\"wp-block-cover ct-block-article-faq ct-virtual-numbers-page-rankmath-cover\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-0 has-background-dim\"><\/span><img decoding=\"async\" class=\"wp-block-cover__image-background wp-image-148766\" alt=\"\" src=\"https:\/\/test-staging.cloudtalk.io\/wp-content\/uploads\/2022\/10\/blog-article-faq-cover-question-marks.svg\" data-object-fit=\"cover\"\/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group container-fluid\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center ct-block-article-faq-header\">\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 PSTN<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1662054689829\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">\u03a4\u03b9 \u03b5\u03af\u03b4\u03bf\u03c5\u03c2 \u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf PSTN?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u03a4\u03bf \u0394\u03b7\u03bc\u03cc\u03c3\u03b9\u03bf \u03a4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03cc \u0394\u03af\u03ba\u03c4\u03c5\u03bf \u039c\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 (PSTN) \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03bc\u03b9\u03b1\u03c2 \u03c3\u03b5\u03b9\u03c1\u03ac\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ad\u03c9\u03bd \u03c3\u03c4\u03bf\u03bd \u03c4\u03b5\u03bb\u03b9\u03ba\u03cc \u03c0\u03c1\u03bf\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc.<br \/>\n\u039f\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03b1\u03bd\u03bf\u03af\u03b3\u03bf\u03c5\u03bd \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bd \u03bc\u03b9\u03b1 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03cd\u03bf \u03c4\u03b7\u03bb\u03b5\u03c6\u03ce\u03bd\u03c9\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b7\u03c2. <\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1662054701629\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">\u03a0\u03bf\u03b9\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 PSTN?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u0388\u03bd\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 PSTN \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ac, \u03c4\u03b1 tandem \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03b1 \u03b4\u03b9\u03bf\u03b4\u03af\u03c9\u03bd, \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bd \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c7\u03c1\u03b7\u03c3\u03c4\u03ce\u03bd \u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03b3\u03b5\u03b9\u03c4\u03bf\u03bd\u03b9\u03ac, \u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c0\u03cc\u03bb\u03b7, \u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c7\u03ce\u03c1\u03b1.  <br \/>\u039f\u03b9 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03c3\u03c4\u03bf \u03c0\u03bb\u03b7\u03c3\u03b9\u03ad\u03c3\u03c4\u03b5\u03c1\u03bf \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c9\u03b8\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03bf \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf tandem \u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03bf \u03b3\u03c1\u03b1\u03c6\u03b5\u03af\u03bf \u03b4\u03b9\u03bf\u03b4\u03af\u03c9\u03bd (\u03b5\u03ac\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03bf) \u03b3\u03b9\u03b1 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03c3\u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03bb\u03ae\u03c0\u03c4\u03b7.<br \/>\n\u039f\u03b9 \u03b4\u03b9\u03b5\u03b8\u03bd\u03b5\u03af\u03c2 \u03c0\u03cd\u03bb\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bd \u03c5\u03c0\u03b5\u03c1\u03c0\u03cc\u03bd\u03c4\u03b9\u03b5\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2. <\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1716978432944\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">\u0393\u03b9\u03b1\u03c4\u03af \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03c7\u03ce\u03c1\u03b5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c1\u03b3\u03bf\u03cd\u03bd \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03c4\u03b1 PSTN \u03b4\u03af\u03ba\u03c4\u03c5\u03ac \u03c4\u03bf\u03c5\u03c2?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u03a4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 PSTN \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b1\u03bb\u03b9\u03ac\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2.<br \/>\n\u0394\u03b5\u03bd \u03b5\u03af\u03c7\u03b1\u03bd \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03c4\u03b5\u03af \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ac\u03bb\u03bb\u03bf\u03c5\u03c2 \u03c4\u03cd\u03c0\u03bf\u03c5\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ae \u03bd\u03b1 \u03b5\u03bd\u03c3\u03c9\u03bc\u03b1\u03c4\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03a4\u039d &#8211; \u03b3\u03b9&#8217; \u03b1\u03c5\u03c4\u03cc \u03ba\u03b1\u03b9 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c0\u03bf\u03bc\u03b1\u03ba\u03c1\u03cd\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf PSTN.<br \/>\n\u0395\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03b4\u03cd\u03c3\u03ba\u03bf\u03bb\u03bf \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03b5\u03af\u03c2 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bd \u03c0\u03b1\u03bb\u03b1\u03b9\u03ad\u03c2 \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03b1\u03be\u03af\u03b6\u03b5\u03b9 \u03c4\u03bf\u03bd \u03ba\u03cc\u03c0\u03bf \u03cc\u03c4\u03b1\u03bd \u03b7 \u03b6\u03ae\u03c4\u03b7\u03c3\u03b7 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac.  <\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1716978447377\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">\u03a0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ae\u03c3\u03c9 \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 PSTN \u03bc\u03b5 VoIP?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u039f\u03b9 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b5\u03c2 PSTN \u03ba\u03b1\u03c4\u03b1\u03c1\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03c3\u03b5 \u03c0\u03b1\u03b3\u03ba\u03cc\u03c3\u03bc\u03b9\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03c0\u03bf\u03bb\u03cd \u03c3\u03cd\u03bd\u03c4\u03bf\u03bc\u03b1 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03ad\u03c7\u03b5\u03c4\u03b5 \u03ba\u03b1\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae.<br \/>\n\u0395\u03af\u03bd\u03b1\u03b9 \u03bb\u03bf\u03b3\u03b9\u03ba\u03cc \u03bd\u03b1 \u03ba\u03ac\u03bd\u03b5\u03c4\u03b5 \u03c4\u03bf \u03ac\u03bb\u03bc\u03b1 \u03c0\u03c1\u03b9\u03bd \u03c3\u03b1\u03c2 \u03c0\u03b9\u03ad\u03c3\u03bf\u03c5\u03bd, \u03ba\u03b1\u03b9 \u03c4\u03bf VoIP \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c4\u03cc\u03c3\u03b1 \u03c0\u03bf\u03bb\u03bb\u03ac \u03c0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b7 \u03b1\u03c0\u03cc\u03c6\u03b1\u03c3\u03b7. <\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1716978459965\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">\u0391\u03be\u03af\u03b6\u03b5\u03b9 \u03bd\u03b1 \u03c3\u03c4\u03c1\u03b1\u03c6\u03bf\u03cd\u03bd \u03c3\u03b5 VoIP \u03bf\u03b9 \u03bc\u03b9\u03ba\u03c1\u03ad\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u03a3\u03af\u03b3\u03bf\u03c5\u03c1\u03b1.<br \/>\n\u0397 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ae \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae \u03c0\u03b1\u03ba\u03ad\u03c4\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 VoIP \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03c0\u03b9\u03bf \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae, \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b9\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c6\u03b8\u03b7\u03bd\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 &#8211; \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03b7\u03c3\u03c5\u03c7\u03b5\u03af\u03c4\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03ba\u03cc\u03c3\u03c4\u03bf\u03c2 \u03ae \u03c4\u03b7\u03bd \u03c4\u03b1\u03bb\u03b1\u03b9\u03c0\u03c9\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae\u03c2 \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ae\u03c2.<br \/>\n\u03a4\u03bf VoIP \u03b4\u03af\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03c4\u03b9\u03c2 \u03bc\u03b9\u03ba\u03c1\u03ad\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03c0\u03c1\u03bf\u03b7\u03b3\u03bc\u03ad\u03bd\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac, \u03cc\u03c0\u03c9\u03c2 \u03ad\u03be\u03c5\u03c0\u03bd\u03b7 \u03b4\u03c1\u03bf\u03bc\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03ae, \u03c9\u03c2 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03ba\u03ad\u03c4\u03bf\u03c5.<br \/>\u0395\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd, \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03c4\u03bf \u03c0\u03bb\u03b5\u03bf\u03bd\u03ad\u03ba\u03c4\u03b7\u03bc\u03b1 \u03c4\u03b7\u03c2<a href=\"https:\/\/staging.cloudtalk.io\/blog\/how-to-get-a-voip-number-complete-guide\/\" target=\"_blank\" rel=\"noopener\"> \u03b1\u03c0\u03cc\u03ba\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd VoIP<\/a> \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c3\u03af\u03b1 \u03c3\u03b1\u03c2, \u03c0\u03c1\u03ac\u03b3\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b1\u03c0\u03b5\u03c5\u03b8\u03c5\u03bd\u03b8\u03b5\u03af\u03c4\u03b5 \u03c3\u03b5 \u03bd\u03ad\u03bf\u03c5\u03c2 \u03c0\u03b5\u03bb\u03ac\u03c4\u03b5\u03c2 \u03c3\u03b5 \u03bf\u03c0\u03bf\u03b9\u03b1\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae, \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ad\u03bd\u03b1\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc\u03c2 \u03b3\u03b9\u03b1 \u03b1\u03c5\u03c4\u03bf\u03cd\u03c2.<br \/>\n\u03a3\u03b5 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc \u03bc\u03b5 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c0\u03c1\u03cc\u03c3\u03b2\u03b1\u03c3\u03b7\u03c2 \u03c0\u03b1\u03bd\u03c4\u03bf\u03cd \u03c3\u03c4\u03bf VoIP, \u03b7 \u03bc\u03b9\u03ba\u03c1\u03ae \u03c3\u03b1\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03b7 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03c0\u03b1\u03b3\u03ba\u03cc\u03c3\u03bc\u03b9\u03b5\u03c2 \u03c6\u03b9\u03bb\u03bf\u03b4\u03bf\u03be\u03af\u03b5\u03c2 \u03c4\u03b7\u03c2.   <\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u039a\u03b1\u03b8&#8217; \u03cc\u03bb\u03b7 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ce\u03bd \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03c9\u03bd \u03c4\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1, \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03c1\u03ac\u03b3\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03ac\u03bb\u03bb\u03b1\u03be\u03b5 \u03c3\u03c7\u03b5\u03b4\u03cc\u03bd \u03ba\u03b1\u03b8\u03cc\u03bb\u03bf\u03c5: \u03c4\u03bf \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc&#8230;<\/p>\n","protected":false},"author":132,"featured_media":235148,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[798],"tags":[],"class_list":["post-235147","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-798"],"acf":[],"_links":{"self":[{"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/posts\/235147","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/users\/132"}],"replies":[{"embeddable":true,"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/comments?post=235147"}],"version-history":[{"count":0,"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/posts\/235147\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/media\/235148"}],"wp:attachment":[{"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/media?parent=235147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/categories?post=235147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test-staging.cloudtalk.io\/el\/wp-json\/wp\/v2\/tags?post=235147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}