{"id":1165,"date":"2025-10-22T09:26:03","date_gmt":"2025-10-22T01:26:03","guid":{"rendered":"https:\/\/www.myvoipapp.com\/cnblog\/?p=1165"},"modified":"2026-01-14T15:04:50","modified_gmt":"2026-01-14T07:04:50","slug":"%e5%ae%89%e5%85%a8%e7%9a%84%e4%bc%81%e4%b8%9a-sip-%e9%80%9a%e4%bf%a1","status":"publish","type":"post","link":"https:\/\/www.myvoipapp.com\/cnblog\/2025\/10\/22\/%e5%ae%89%e5%85%a8%e7%9a%84%e4%bc%81%e4%b8%9a-sip-%e9%80%9a%e4%bf%a1\/","title":{"rendered":"\u5b89\u5168\u7684\u4f01\u4e1a SIP \u901a\u4fe1"},"content":{"rendered":"\n<p>\u4f01\u4e1a\u5185\u90e8\u7684\u901a\u4fe1\u7cfb\u7edf\u4e00\u822c\u90e8\u7f72\u5728\u79c1\u7f51\u5185\u90e8\uff0c\u5728\u7f51\u7edc\u8fb9\u7f18\u90e8\u7f72 SBC \u6216\u8005\u8bed\u97f3\u7f51\u5173\u4e0e\u5916\u90e8\u8fdb\u884c\u901a\u4fe1\uff0c\u56e0\u6b64\u5927\u90e8\u5206\u573a\u666f\u4e0b\u4f01\u4e1a\u901a\u4fe1\u90fd\u5f88\u5b89\u5168\u3002\u7136\u800c\u8d8a\u6765\u8d8a\u591a\u7684\u4f01\u4e1a\u5728\u4e91\u7aef\u90e8\u7f72 SIP \u670d\u52a1\u5668\uff0c\u800c\u4f01\u4e1a\u5185\u90e8\u7684 SIP \u7ec8\u7aef\u4e5f\u8d8a\u6765\u8d8a\u591a\u5730\u4ece\u5916\u90e8\u7f51\u7edc\u63a5\u5165\u4f01\u4e1a SIP \u670d\u52a1\u5668\uff0c\u8fd9\u4f7f\u5f97\u90e8\u5206\uff08\u6216\u8005\u5168\u90e8\uff09\u4f01\u4e1a\u901a\u4fe1\u7cfb\u7edf\u66b4\u9732\u5728\u516c\u5171\u7f51\u7edc\u4e2d\uff0c\u5b89\u5168\u95ee\u9898\u65e5\u76ca\u4e25\u91cd\u3002<\/p>\n\n\n\n<p>\u4f01\u4e1a SIP \u901a\u4fe1\u5b89\u5168\u6d89\u53ca\u7f51\u7edc\u7cfb\u7edf\u7684\u8bb8\u591a\u65b9\u9762\uff0c\u4f8b\u5982\u9632\u706b\u5899\u7b49\u3002\u4ec5\u5c31 SIP \u901a\u4fe1\u672c\u8eab\u800c\u8a00\u5fc5\u987b\u52a0\u5bc6\uff0c\u907f\u514d\u5c06\u901a\u4fe1\u4fe1\u606f\u66b4\u9732\u7ed9\u5176\u4ed6\u7f51\u7edc\u7528\u6237\u3002\u52a0\u5bc6\u7684 SIP \u901a\u4fe1\u5305\u542b\u4e24\u4e2a\u90e8\u5206\uff1a\uff081\uff09SIP \u6d88\u606f\uff08\u4fe1\u4ee4\uff09\u52a0\u5bc6\uff0c\u4ee5\u53ca\uff082\uff09\u8bed\u97f3\u6d41\uff08RTP\uff09\u52a0\u5bc6\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"610\" height=\"349\" src=\"https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/network.png\" alt=\"SIP \u52a0\u5bc6\u901a\u4fe1\u7f51\u7edc\u62d3\u6251\" class=\"wp-image-1166\" srcset=\"https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/network.png 610w, https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/network-300x172.png 300w, https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/network-472x270.png 472w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><\/figure>\n<\/div>\n\n\n<p>\u5f53\u7136\uff0c\u4f01\u4e1a\u53ef\u4ee5\u90e8\u7f72 VPN \u5c06\u6574\u4e2a\u7f51\u7edc\u7cfb\u7edf\uff08\u4e0d\u4ec5\u4ec5\u662f\u901a\u4fe1\u7cfb\u7edf\uff0c\u4e5f\u5305\u62ec\u529e\u516c\u7cfb\u7edf\u7b49\uff09\u8fdb\u884c\u52a0\u5bc6\uff0c\u52a0\u5bc6\u7684 SIP \u901a\u4fe1\u4e5f\u53ef\u4ee5\u5efa\u7acb\u5728 VPN \u4e4b\u4e0a\u3002\u5efa\u7acb\u4f01\u4e1a VPN \u6210\u672c\u6bd4\u8f83\u9ad8\u3001\u7cfb\u7edf\u6bd4\u8f83\u590d\u6742\uff0c\u672c\u6587\u4ec5\u8ba8\u8bba\u52a0\u5bc6\u7684 SIP \u901a\u4fe1\uff0c\u4e0d\u6d89\u53caVPN \u7b49\u5176\u4ed6\u7f51\u7edc\u5b89\u5168\u6280\u672f\u3002<\/p>\n\n\n\n<p>SIP \u6d88\u606f\u7684\u52a0\u5bc6\u901a\u8fc7\u300cSIP over TLS\u300d\u5b9e\u73b0\uff0c\u4e91 miniSIPServer\u3001\u672c\u5730 miniSIPServer \u4ee5\u53ca miniSIPPhone \u90fd\u652f\u6301 SIP over TLSv1.2 \/ TLSv1.3\u3002\u8bf7\u53c2\u8003<a href=\"https:\/\/www.myvoipapp.com\/cn\/docs\/mss_services\/sip-over-tls\/index.html\" data-type=\"link\" data-id=\"https:\/\/www.myvoipapp.com\/cn\/docs\/mss_services\/sip-over-tls\/index.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u5728\u7ebf\u6587\u6863<\/a>\uff0c\u672c\u6587\u4e0d\u518d\u8d58\u8ff0\u3002<\/p>\n\n\n\n<p>\u8bed\u97f3\u6d41\u901a\u8fc7 SRTP \uff08\u6216\u8005 DTLS-SRTP\uff09\u4f20\u8f93\u5b9e\u73b0\u52a0\u5bc6\uff0cSRTP \u7684 master key \u548c master salt \u901a\u8fc7 SIP \u6d88\u606f\u7684 SDP \uff08 <a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc4568\" target=\"_blank\" rel=\"noreferrer noopener\">RFC4568<\/a> \uff09\u4f20\u8f93\u3001\u534f\u5546\uff0c\u56e0\u6b64 SIP \u6d88\u606f\u52a0\u5bc6\u624d\u80fd\u786e\u4fdd SRTP \u7684\u5173\u952e\u4fe1\u606f\u4e0d\u4f1a\u6cc4\u9732\uff0c\u4ec5\u4ec5 SRTP \u4f20\u8f93\u52a0\u5bc6\u8bed\u97f3\u6d41\u3001\u4f46\u662f\u660e\u6587\u4f20\u9012 SIP \u6d88\u606f\uff0c\u4e0d\u80fd\u786e\u4fdd\u6574\u4e2a SIP \u901a\u4fe1\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>RFC4568 \u4e2d\u5b9a\u4e49\u4e86\u51e0\u79cd\u52a0\u5bc6\u5957\u4ef6\uff0c\u76ee\u524d\u6211\u4eec\u9009\u62e9\u652f\u6301\u9ed8\u8ba4\u7684 <strong>AES_CM_128_HMAC_SHA1_80<\/strong> \uff0c\u6682\u4e0d\u652f\u6301\u5176\u4ed6\u52a0\u5bc6\u5957\u4ef6\u3002<\/p>\n\n\n\n<p>SRTP \u534f\u8bae\u65cf\u5305\u542b\u8bf8\u591a\u6269\u5c55\uff0c\u76ee\u524d miniSIPServer \u548c miniSIPPhone \u652f\u6301\u6700\u57fa\u7840\u7684 <a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc3711\" target=\"_blank\" rel=\"noreferrer noopener\">RFC3711<\/a> \u534f\u8bae\uff0c\u8fd9\u4e5f\u662f\u7edd\u5927\u591a\u6570 SIP \u8bbe\u5907\uff08\u5305\u62ec\u670d\u52a1\u5668\u3001PBX\u3001SBC \u4ee5\u53ca\u7ec8\u7aef\uff09\u90fd\u652f\u6301\u7684\u57fa\u7840 SRTP \u534f\u8bae\uff1b\u540c\u65f6\u4e5f\u652f\u6301 <a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc5763\" data-type=\"link\" data-id=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc5763\" target=\"_blank\" rel=\"noreferrer noopener\">RFC5763<\/a>\uff0c \u4e5f\u5c31\u662f\u652f\u6301 DTLS-SRTP\u2014\u2014\u76ee\u524d\u5e02\u9762\u4e0a\u6709\u5f88\u591a SIP \u7ec8\u7aef\u8bbe\u5907\u5e76\u4e0d\u652f\u6301 DTLS-SRTP\uff0c\u5982\u679c\u9700\u8981\u90e8\u7f72\uff0c\u9700\u8981\u4ed4\u7ec6\u68c0\u67e5\u7ec8\u7aef\u7684\u80fd\u529b\u3002<\/p>\n\n\n\n<p>miniSIPServer \u548c miniSIPPhone \u9ed8\u8ba4\u53ef\u4ee5\u9009\u62e9 SRTP\uff0c\u65e0\u9700\u989d\u5916\u7684\u914d\u7f6e\u3002\u90e8\u5206 SIP \u8bbe\u5907\u9700\u8981\u660e\u786e\u914d\u7f6e\u662f\u5426\u9009\u62e9 SRTP\uff0c\u4f8b\u5982 MicroSIP \u5728\u914d\u7f6e\u8d26\u53f7\u65f6\uff0c\u300cMedia Encryption\u300d\u9700\u505a\u4ee5\u4e0b\u8bbe\u5b9a\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"310\" height=\"109\" src=\"https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/microsip.png\" alt=\"MicroSIP \u914d\u7f6e SRTP\" class=\"wp-image-1169\" srcset=\"https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/microsip.png 310w, https:\/\/www.myvoipapp.com\/cnblog\/wp-content\/uploads\/2025\/10\/microsip-300x105.png 300w\" sizes=\"auto, (max-width: 310px) 100vw, 310px\" \/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u4f01\u4e1a\u5185\u90e8\u7684\u901a\u4fe1\u7cfb\u7edf\u4e00\u822c\u90e8\u7f72\u5728\u79c1\u7f51\u5185\u90e8\uff0c\u5728\u7f51\u7edc\u8fb9\u7f18\u90e8\u7f72 SBC \u6216\u8005\u8bed\u97f3\u7f51\u5173\u4e0e\u5916\u90e8\u8fdb\u884c\u901a\u4fe1\uff0c\u56e0\u6b64\u5927\u90e8\u5206\u573a\u666f\u4e0b\u4f01\u4e1a\u901a\u4fe1\u90fd\u5f88\u5b89\u5168\u3002\u7136\u800c\u8d8a\u6765\u8d8a\u591a\u7684\u4f01\u4e1a\u5728\u4e91\u7aef\u90e8\u7f72 SIP&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.myvoipapp.com\/cnblog\/2025\/10\/22\/%e5%ae%89%e5%85%a8%e7%9a%84%e4%bc%81%e4%b8%9a-sip-%e9%80%9a%e4%bf%a1\/\"> Read More<span class=\"screen-reader-text\">  Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[105,106,80],"tags":[487,479,478,480,20,361,201,6,278,443],"class_list":["post-1165","post","type-post","status-publish","format-standard","hentry","category-minisipserver_cloud","category-minisipserver","category-release","tag-dtls","tag-rfc3711","tag-rfc4568","tag-secure","tag-sip","tag-srtp","tag-tls","tag-voip","tag-278","tag-443"],"_links":{"self":[{"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/posts\/1165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/comments?post=1165"}],"version-history":[{"count":7,"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/posts\/1165\/revisions"}],"predecessor-version":[{"id":1194,"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/posts\/1165\/revisions\/1194"}],"wp:attachment":[{"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/media?parent=1165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/categories?post=1165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.myvoipapp.com\/cnblog\/wp-json\/wp\/v2\/tags?post=1165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}