{"id":2345,"date":"2025-04-02T14:53:49","date_gmt":"2025-04-02T06:53:49","guid":{"rendered":"https:\/\/www.huiyi98.com\/?p=2345"},"modified":"2025-04-02T14:53:51","modified_gmt":"2025-04-02T06:53:51","slug":"%e6%b7%b1%e5%85%a5%e8%a7%a3%e6%9e%90%e4%bc%9a%e8%af%9d%e5%8f%91%e8%b5%b7%e5%8d%8f%e8%ae%ae%ef%bc%88sip%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.huiyi98.com\/en\/%e6%b7%b1%e5%85%a5%e8%a7%a3%e6%9e%90%e4%bc%9a%e8%af%9d%e5%8f%91%e8%b5%b7%e5%8d%8f%e8%ae%ae%ef%bc%88sip%ef%bc%89\/","title":{"rendered":"\u6df1\u5165\u89e3\u6790\u4f1a\u8bdd\u53d1\u8d77\u534f\u8bae\uff08SIP\uff09"},"content":{"rendered":"
\"\"<\/figure>\n\n\n\n

\u5f15\u8a00<\/h2>\n\n\n\n

\u5728\u5f53\u4eca\u6570\u5b57\u5316\u901a\u4fe1\u7684\u65f6\u4ee3\uff0c\u591a\u79cd\u901a\u4fe1\u65b9\u5f0f\u5982\u8bed\u97f3\u901a\u8bdd\u3001\u89c6\u9891\u4f1a\u8bae\u3001\u5373\u65f6\u6d88\u606f\u7b49\u4e0d\u65ad\u6d8c\u73b0\uff0c\u800c\u8fd9\u80cc\u540e\u652f\u6491\u4e0d\u540c\u901a\u4fe1\u4f1a\u8bdd\u5efa\u7acb\u3001\u4fee\u6539\u548c\u7ec8\u6b62\u7684\u5173\u952e\u6280\u672f\u4e4b\u4e00\u4fbf\u662f\u4f1a\u8bdd\u53d1\u8d77\u534f\u8bae\uff08Session Initiation Protocol\uff0c\u7b80\u79f0 SIP\uff09\u3002SIP \u4f5c\u4e3a\u4e00\u79cd\u5e94\u7528\u5c42\u63a7\u5236\u534f\u8bae\uff0c\u5728\u4e92\u8054\u7f51\u901a\u4fe1\u9886\u57df\u626e\u6f14\u7740\u6781\u4e3a\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5bf9\u5b9e\u73b0\u591a\u6837\u5316\u7684\u5b9e\u65f6\u901a\u4fe1\u670d\u52a1\u8d77\u7740\u57fa\u7840\u6027\u7684\u652f\u6491\u4f5c\u7528\u3002<\/p>\n\n\n\n

SIP \u7684\u5b9a\u4e49\u4e0e\u57fa\u672c\u539f\u7406<\/h2>\n\n\n\n

SIP \u7531\u4e92\u8054\u7f51\u5de5\u7a0b\u4efb\u52a1\u7ec4\uff08IETF\uff09\u5236\u5b9a\uff0c\u662f\u4e00\u79cd\u57fa\u4e8e\u6587\u672c\u7684\u5e94\u7528\u5c42\u63a7\u5236\u534f\u8bae\uff0c\u7528\u4e8e\u521b\u5efa\u3001\u4fee\u6539\u548c\u7ec8\u6b62\u4e00\u4e2a\u6216\u591a\u4e2a\u53c2\u4e0e\u8005\u4e4b\u95f4\u7684\u4f1a\u8bdd\u3002\u5b83\u501f\u9274\u4e86\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae\uff08HTTP\uff09\u548c\u7b80\u5355\u90ae\u4ef6\u4f20\u8f93\u534f\u8bae\uff08SMTP\uff09\u7684\u8bbe\u8ba1\u7406\u5ff5\uff0c\u91c7\u7528\u7c7b\u4f3c HTTP \u7684\u8bf7\u6c42 – \u54cd\u5e94\u6a21\u5f0f\u3002\u4f8b\u5982\uff0c\u5f53\u7528\u6237 A \u60f3\u8981\u53d1\u8d77\u4e00\u4e2a\u89c6\u9891\u901a\u8bdd\u7ed9\u7528\u6237 B \u65f6\uff0c\u7528\u6237 A \u7684\u8bbe\u5907\u4f1a\u6784\u5efa\u4e00\u4e2a SIP INVITE \u8bf7\u6c42\u6d88\u606f\uff0c\u5176\u4e2d\u5305\u542b\u901a\u8bdd\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u5982\u5a92\u4f53\u7c7b\u578b\uff08\u89c6\u9891\uff09\u3001\u7f16\u89e3\u7801\u65b9\u5f0f\u7b49\u3002\u8fd9\u4e2a\u8bf7\u6c42\u6d88\u606f\u4f1a\u901a\u8fc7\u7f51\u7edc\u53d1\u9001\u5230\u7528\u6237 B \u7684\u8bbe\u5907\uff0c\u7528\u6237 B \u7684\u8bbe\u5907\u63a5\u6536\u5230 INVITE \u8bf7\u6c42\u540e\uff0c\u4f1a\u6839\u636e\u81ea\u8eab\u72b6\u6001\u56de\u590d\u4e0d\u540c\u7684\u54cd\u5e94\u6d88\u606f\uff0c\u5982\u8868\u793a\u6b63\u5728\u632f\u94c3\u7684 180 Ringing \u6d88\u606f\uff0c\u82e5\u7528\u6237 B \u63a5\u53d7\u901a\u8bdd\uff0c\u5219\u4f1a\u56de\u590d 200 OK \u54cd\u5e94\u6d88\u606f\u3002<\/p>\n\n\n\n

SIP \u7684\u529f\u80fd\u7279\u6027<\/h2>\n\n\n\n
    \n
  1. \u4f1a\u8bdd\u5efa\u7acb<\/strong>\uff1aSIP \u80fd\u591f\u51c6\u786e\u5730\u5b9a\u4f4d\u901a\u4fe1\u7684\u53c2\u4e0e\u8005\u3002\u901a\u8fc7\u7c7b\u4f3c\u7edf\u4e00\u8d44\u6e90\u6807\u8bc6\u7b26\uff08URI\uff09\u7684\u5730\u5740\u5f62\u5f0f\uff0c\u5982 “sip:user@domain.com<\/a>“\uff0c\u53ef\u4ee5\u7cbe\u786e\u627e\u5230\u76ee\u6807\u7528\u6237\u7684\u7ec8\u7aef\u8bbe\u5907\u3002\u5e76\u4e14\u5728\u4f1a\u8bdd\u5efa\u7acb\u8fc7\u7a0b\u4e2d\uff0c\u534f\u5546\u53cc\u65b9\u652f\u6301\u7684\u5a92\u4f53\u7c7b\u578b\u548c\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u53cc\u65b9\u53ef\u4ee5\u534f\u5546\u662f\u91c7\u7528 H.264 \u8fd8\u662f VP8 \u89c6\u9891\u7f16\u7801\u683c\u5f0f\uff0c\u97f3\u9891\u91c7\u6837\u7387\u7b49\u3002<\/li>\n\n\n\n
  2. \u4f1a\u8bdd\u4fee\u6539<\/strong>\uff1a\u5728\u4f1a\u8bdd\u8fdb\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u4e00\u65b9\u60f3\u8981\u8c03\u6574\u5a92\u4f53\u53c2\u6570\uff0c\u6bd4\u5982\u63d0\u9ad8\u89c6\u9891\u5206\u8fa8\u7387\uff0c\u6216\u8005\u6dfb\u52a0\u65b0\u7684\u5a92\u4f53\u6d41\uff08\u5982\u4ece\u5355\u7eaf\u8bed\u97f3\u901a\u8bdd\u5207\u6362\u5230\u89c6\u9891\u901a\u8bdd\uff09\uff0cSIP \u53ef\u4ee5\u901a\u8fc7\u91cd\u65b0\u534f\u5546\u6765\u5b9e\u73b0\u3002\u53d1\u9001\u65b9\u4f1a\u53d1\u9001\u4e00\u4e2a\u5305\u542b\u65b0\u53c2\u6570\u7684 UPDATE \u8bf7\u6c42\uff0c\u63a5\u6536\u65b9\u786e\u8ba4\u540e\uff0c\u4f1a\u8bdd\u53c2\u6570\u5c31\u4f1a\u76f8\u5e94\u4fee\u6539\u3002<\/li>\n\n\n\n
  3. \u4f1a\u8bdd\u7ec8\u6b62<\/strong>\uff1a\u5f53\u4e00\u65b9\u60f3\u8981\u7ed3\u675f\u4f1a\u8bdd\u65f6\uff0c\u4f1a\u53d1\u9001 BYE \u8bf7\u6c42\u6d88\u606f\u3002\u63a5\u6536\u65b9\u6536\u5230\u540e\u56de\u590d 200 OK \u54cd\u5e94\uff0c\u4f1a\u8bdd\u6b63\u5f0f\u7ed3\u675f\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4fdd\u8bc1\u4e86\u4f1a\u8bdd\u7684\u6709\u5e8f\u7ed3\u675f\uff0c\u907f\u514d\u8d44\u6e90\u6d6a\u8d39\u548c\u6570\u636e\u4e22\u5931\u3002<\/li>\n\n\n\n
  4. \u7075\u6d3b\u7684\u7ec4\u7f51\u80fd\u529b<\/strong>\uff1aSIP \u53ef\u4ee5\u4e0e\u591a\u79cd\u7f51\u7edc\u67b6\u6784\u878d\u5408\uff0c\u65e0\u8bba\u662f\u4f20\u7edf\u7684 IP \u7f51\u7edc\uff0c\u8fd8\u662f\u65b0\u5174\u7684 5G \u7f51\u7edc\u3002\u5b83\u652f\u6301\u4ee3\u7406\u670d\u52a1\u5668\u3001\u91cd\u5b9a\u5411\u670d\u52a1\u5668\u7b49\u591a\u79cd\u670d\u52a1\u5668\u7c7b\u578b\uff0c\u80fd\u591f\u9002\u5e94\u4e0d\u540c\u89c4\u6a21\u548c\u590d\u6742\u7a0b\u5ea6\u7684\u7f51\u7edc\u73af\u5883\u3002\u4f8b\u5982\uff0c\u5728\u5927\u578b\u4f01\u4e1a\u7f51\u7edc\u4e2d\uff0c\u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u5bf9 SIP \u6d88\u606f\u8fdb\u884c\u8f6c\u53d1\u3001\u8fc7\u6ee4\u548c\u8ba4\u8bc1\uff0c\u4fdd\u969c\u901a\u4fe1\u7684\u5b89\u5168\u548c\u9ad8\u6548\u3002<\/li>\n<\/ol>\n\n\n\n

    SIP \u7684\u6d88\u606f\u7ed3\u6784<\/h2>\n\n\n\n

    SIP \u6d88\u606f\u4e3b\u8981\u5206\u4e3a\u8bf7\u6c42\u6d88\u606f\u548c\u54cd\u5e94\u6d88\u606f\u3002\u8bf7\u6c42\u6d88\u606f\u5305\u542b\u8bf7\u6c42\u884c\u3001\u5934\u90e8\u5b57\u6bb5\u3001\u7a7a\u884c\u548c\u6d88\u606f\u4f53\u3002\u8bf7\u6c42\u884c\u7531\u65b9\u6cd5\u540d\u3001\u8bf7\u6c42 URI \u548c\u534f\u8bae\u7248\u672c\u7ec4\u6210\uff0c\u5e38\u89c1\u7684\u65b9\u6cd5\u6709 INVITE\u3001ACK\u3001BYE \u7b49\u3002\u5934\u90e8\u5b57\u6bb5\u5305\u542b\u4e86\u5927\u91cf\u5173\u4e8e\u4f1a\u8bdd\u7684\u4fe1\u606f\uff0c\u5982 Call-ID\uff08\u552f\u4e00\u6807\u8bc6\u4e00\u4e2a\u4f1a\u8bdd\uff09\u3001From\uff08\u53d1\u8d77\u65b9\u6807\u8bc6\uff09\u3001To\uff08\u63a5\u6536\u65b9\u6807\u8bc6\uff09\u7b49\u3002\u6d88\u606f\u4f53\u5219\u7528\u4e8e\u643a\u5e26\u5a92\u4f53\u63cf\u8ff0\u4fe1\u606f\uff0c\u5982 SDP\uff08\u4f1a\u8bdd\u63cf\u8ff0\u534f\u8bae\uff09\u4fe1\u606f\uff0c\u8be6\u7ec6\u8bf4\u660e\u4e86\u5a92\u4f53\u7c7b\u578b\u3001\u7aef\u53e3\u53f7\u3001\u7f16\u7801\u683c\u5f0f\u7b49\u3002<\/p>\n\n\n\n

    \u54cd\u5e94\u6d88\u606f\u540c\u6837\u5305\u542b\u72b6\u6001\u884c\u3001\u5934\u90e8\u5b57\u6bb5\u3001\u7a7a\u884c\u548c\u6d88\u606f\u4f53\u3002\u72b6\u6001\u884c\u7531\u534f\u8bae\u7248\u672c\u3001\u72b6\u6001\u7801\u548c\u539f\u56e0\u77ed\u8bed\u7ec4\u6210\uff0c\u72b6\u6001\u7801\u5982 200 \u8868\u793a\u6210\u529f\uff0c404 \u8868\u793a\u672a\u627e\u5230\u8d44\u6e90\u7b49\u3002<\/p>\n\n\n\n

    SIP \u7684\u5e94\u7528\u573a\u666f<\/h2>\n\n\n\n
      \n
    1. VoIP\uff08\u7f51\u7edc\u7535\u8bdd\uff09<\/strong>\uff1aSIP \u662f VoIP \u7cfb\u7edf\u7684\u6838\u5fc3\u534f\u8bae\u4e4b\u4e00\u3002\u901a\u8fc7 SIP\uff0c\u7528\u6237\u53ef\u4ee5\u4f7f\u7528 IP \u7f51\u7edc\u8fdb\u884c\u8bed\u97f3\u901a\u8bdd\uff0c\u5b9e\u73b0\u4f4e\u6210\u672c\u3001\u9ad8\u8d28\u91cf\u7684\u901a\u4fe1\u3002\u4f8b\u5982\uff0c\u8bb8\u591a\u4f01\u4e1a\u7684 IP \u7535\u8bdd\u7cfb\u7edf\u5229\u7528 SIP \u534f\u8bae\uff0c\u5458\u5de5\u53ef\u4ee5\u901a\u8fc7\u5185\u90e8\u7f51\u7edc\u62e8\u6253\u5916\u90e8\u7535\u8bdd\uff0c\u5e76\u4e14\u80fd\u591f\u5b9e\u73b0\u8bf8\u5982\u547c\u53eb\u8f6c\u79fb\u3001\u8bed\u97f3\u90ae\u4ef6\u7b49\u4e30\u5bcc\u529f\u80fd\u3002<\/li>\n\n\n\n
    2. \u89c6\u9891\u4f1a\u8bae<\/strong>\uff1a\u5728\u89c6\u9891\u4f1a\u8bae\u7cfb\u7edf\u4e2d\uff0cSIP \u7528\u4e8e\u5efa\u7acb\u591a\u65b9\u89c6\u9891\u4f1a\u8bdd\u3002\u4e0d\u540c\u5730\u70b9\u7684\u53c2\u4f1a\u8005\u53ef\u4ee5\u901a\u8fc7 SIP \u7ec8\u7aef\u8bbe\u5907\u53d1\u8d77\u6216\u52a0\u5165\u4f1a\u8bae\uff0c\u7cfb\u7edf\u901a\u8fc7 SIP \u534f\u8bae\u8fdb\u884c\u4f1a\u8bdd\u7ba1\u7406\uff0c\u4fdd\u969c\u89c6\u9891\u548c\u97f3\u9891\u7684\u6d41\u7545\u4f20\u8f93\uff0c\u5b9e\u73b0\u9ad8\u6548\u7684\u8fdc\u7a0b\u6c9f\u901a\u534f\u4f5c\u3002<\/li>\n\n\n\n
    3. \u5373\u65f6\u901a\u4fe1<\/strong>\uff1a\u90e8\u5206\u5373\u65f6\u901a\u4fe1\u8f6f\u4ef6\u4e5f\u91c7\u7528 SIP \u534f\u8bae\u6765\u5b9e\u73b0\u5b9e\u65f6\u901a\u4fe1\u529f\u80fd\uff0c\u5982\u5373\u65f6\u8bed\u97f3\u901a\u8bdd\u548c\u89c6\u9891\u901a\u8bdd\u3002SIP \u7684\u4f1a\u8bdd\u63a7\u5236\u80fd\u529b\u4f7f\u5f97\u5373\u65f6\u901a\u4fe1\u4e2d\u7684\u901a\u8bdd\u5efa\u7acb\u548c\u7ba1\u7406\u66f4\u52a0\u89c4\u8303\u548c\u9ad8\u6548\uff0c\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n\n\n\n
    4. \u7269\u8054\u7f51\u901a\u4fe1<\/strong>\uff1a\u5728\u7269\u8054\u7f51\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u4e2d\uff0cSIP \u4e5f\u5f00\u59cb\u5d2d\u9732\u5934\u89d2\u3002\u4f8b\u5982\uff0c\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u4e4b\u95f4\u7684\u8bed\u97f3\u4ea4\u4e92\u3001\u89c6\u9891\u76d1\u63a7\u8bbe\u5907\u4e0e\u7528\u6237\u7ec8\u7aef\u7684\u8fde\u63a5\u7b49\u573a\u666f\uff0cSIP \u53ef\u4ee5\u4e3a\u8fd9\u4e9b\u8bbe\u5907\u7684\u901a\u4fe1\u4f1a\u8bdd\u63d0\u4f9b\u53ef\u9760\u7684\u63a7\u5236\u673a\u5236\u3002<\/li>\n<\/ol>\n\n\n\n

      \u672a\u6765\u5c55\u671b<\/h2>\n\n\n\n

      \u968f\u7740 5G \u7f51\u7edc\u7684\u666e\u53ca\u548c\u7269\u8054\u7f51\u7684\u84ec\u52c3\u53d1\u5c55\uff0c\u5b9e\u65f6\u901a\u4fe1\u7684\u9700\u6c42\u5c06\u66f4\u52a0\u591a\u6837\u5316\u548c\u5e7f\u6cdb\u5316\u3002SIP \u4f5c\u4e3a\u4f1a\u8bdd\u63a7\u5236\u7684\u57fa\u7840\u534f\u8bae\uff0c\u5c06\u4e0d\u65ad\u6f14\u8fdb\u4ee5\u9002\u5e94\u65b0\u7684\u5e94\u7528\u573a\u666f\u548c\u6280\u672f\u6311\u6218\u3002\u4f8b\u5982\uff0c\u4e0e\u4eba\u5de5\u667a\u80fd\u6280\u672f\u7ed3\u5408\uff0c\u5b9e\u73b0\u667a\u80fd\u4f1a\u8bdd\u63a7\u5236\uff1b\u5728\u66f4\u590d\u6742\u7684\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\u4e2d\u4f18\u5316\u6027\u80fd\uff0c\u786e\u4fdd\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u4f4e\u5ef6\u8fdf\u3002SIP \u6709\u671b\u5728\u672a\u6765\u6301\u7eed\u63a8\u52a8\u901a\u4fe1\u6280\u672f\u7684\u521b\u65b0\u4e0e\u53d1\u5c55\uff0c\u4e3a\u4eba\u4eec\u5e26\u6765\u66f4\u52a0\u4fbf\u6377\u3001\u9ad8\u6548\u7684\u901a\u4fe1\u4f53\u9a8c\u3002<\/p>","protected":false},"excerpt":{"rendered":"

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