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2.1 MGCP

MGCP×î³õÊÇΪýÌåÍø¹Ø¿ØÖÆЭÒéÌá³öÀ´µÄ£¬Í¨¹ýMGCPµÄpackageµÄÀ©³ä»úÖÆ£¬Ðí¶à±ê×¼»¯×éÖ¯ºÍÉ豸¿ª·¢É̶¨ÒåÁËÐí¶àÓÃÓÚýÌå·þÎñÆ÷µÄpackages£¬ÈçAAU, BAUµÈ£»PacketCable NCSÔò¶¨ÒåÁ˼¯ºÏset ºÍ±äÁ¿variable£¬¿ÉÒÔÖ§³Ö¶àÖÖÓïÒôºÍ±äÁ¿Òô£¬ÕâЩŬÁ¦Ê¹Èí½»»»¿Éͨ¹ýMGCPЭÒé¿ØÖÆýÌå·þÎñÆ÷£¬ÊµÏÖ²¥±¨Â¼Òô֪ͨ£¬²¥±äÁ¿Òô£¬DTMFÊÕºÅ,DTMFÐźŷ¢ËÍ£¬Â¼Òô£¬IVR, »áÒéµÈ¶àÖÖÒµÎñ£¬´Ó¶øʹMGCP×÷ΪýÌå·þÎñÆ÷¿ØÖÆЭÒéµÃµ½±»¹ã·ºÓ¦Óá£Ä¿Ç°£¬ÊÀ½ç¸÷µØʵ¼Ê²¿ÊðµÄNGNÍøÂçÖУ¬MGCPЭÒé×÷ΪýÌå·þÎñÆ÷¿ØÖÆЭÒé×îΪÆձ顣

2.2 H£®248/Megaco

H£®248/MegacoЭÒéÒ²ÊÇÒ»ÖÖýÌåÍø¹Ø¿ØÖÆЭÒ飬¹¦ÄܺÍMGCP´óÌåÏàͬ£¬ËüµÄ³öÏÖÖ÷ÒªÊÇΪÁËÌæ´úMGCPЭÒé¡£Ëü×î³õÓÉIETFÌá³ö£¬ºó±»ITU½ÓÊܳÉΪH.248ЭÒé¡£ËüµÄ·â°ü·Ç³£·á¸»£¬ÎªÁË¿ØÖÆýÌå·þÎñÆ÷£¬»¹¶¨ÒåÁËAdvanced Audio Server£¬Í¬Ê±½è¼øÁËPackCable NCS¶¨ÒåµÄ¼¯ºÏºÍ±äÁ¿µÄ»úÖÆ£¬Ê¹Megaco¿ÉÒÔÈ¡´úMGCP¿ØÖÆýÌå·þÎñÆ÷³ÉΪ¿ÉÄÜ¡£ÔÚÈí½»»»ÍøÂçÖУ¬ÒÑÓÐС¹æÄ£Ó¦Óá£ÔÚ3GPP/IMS R5½á¹¹ÖУ¬Ò²±»¶¨ÒåΪMRFCºÍMRFPÖ®¼äµÄ¿ØÖƽӿڡ£

2.3 SIP

SIPЭÒé×î³õ×÷ΪһÖÖºô½Ð¿ØÖÆЭÒ飬ÒòÆä¼òµ¥ºÍÒ×ÓÚÀ©³ä£¬ÔÚNGNÖеõ½¹ã·ºµÄÓ¦Óá£ÔÚ¿ØÖÆýÌå·þÎñÆ÷Ò²µÃµ½Ô½À´Ô½¶àµÄÓ¦ÓÃ,×÷ΪԭÀ´µÄ¿ØÖÆЭÒéMGCPºÍMegacoµÄÌæ´ú¡£ÖйúͨÐűê×¼»¯Ð­»áCCSA£¬ÐÅÏ¢²úÒµ²¿ºÍÖйúµçÐŵÄýÌå·þÎñÆ÷¹æ·¶ÖУ¬¾ùÒÑÃ÷È·½¨ÒéÈí½»»»ºÍÓ¦Ó÷þÎñÆ÷ͨ¹ýSIPЭÒéÀ´¿ØÖÆýÌå·þÎñÆ÷¡£¶øÊÂʵÉÏ£¬Ä¿Ç°»ùÓÚSIPЭÒéµÄýÌå·þÎñÆ÷ÒѾ­ÔÚ¹úÄÚÍâµÄNGNÍøÂçÖÐÒѾ­µÃµ½¹ã·ºµÄ²¿Êð¡£

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2.3.1 NETANN

SIPЭÒé¾­¹ý¼òµ¥µÄÀ©Õ¹£¬¼´Netann(»ù±¾ÍøÂçÒµÎñ)¾Í¿ÉÒÔʵÏÖ²¥±¨Â¼Òô֪ͨºÍ¼òµ¥µÄ»áÒéÒµÎñ£¨¼´¶à·½Í¨»°ÒµÎñ£©£»½áºÏVoiceXML£¬»¹¿ÉÒÔʵÏֽű¾»¯µÄIVRÒµÎñ¡£ÒòΪ»ùÓÚNetannµÄSIPÀ©Õ¹¿ØÖÆÁ÷³Ì±È½Ï¼òµ¥£¬ÒѾ­µÃµ½²»ÉÙÒµÎñ¿ª·¢É̺ÍÔËÓªÉ̵ÄÈϿɺÍʹÓᣲ¢±»²ÉÄÉIETF²ÉÄÉΪrfc4240¡£½èÖúÓÚNetann£¬ºô½Ð´úÀí¿ÉÒÔʵÏÖÈýÀà»ù±¾µÄÓïÒôÒµÎñ£ºÓïÒô²¥±¨£¬¶à·½Í¨»°£¬½Å±¾»¯µÄIVR¡£

2.3.2 MSCML

ÔÚMSCML£¨Media Server Control Markup Language£©Ö®Ç°,ûÓÐÒ»¸öÔöÇ¿Ð͸߼¶»áÒéµÄ»ùÓÚSIPЭÒéµÄ±ê×¼¿ØÖÆ·½Ê½¡£ MSCMLµÄ·¢²¼ÕýÊÇΪÁ˽â¾öNETANNµÄ²»×㣬Ëü¿ÉÒÔʵÏָ߼¶»áÒéºÍ·Ç½Å±¾»¯µÄIVRÒµÎñ¡£MSCMLÊÇ»ùÓÚXMLµÄÀ©Õ¹£¬MSCMLµÄÎı¾ÊÇͨ¹ýSIPµÄINVITEºÍINFOÃüÁîµÄÏûÏ¢ÌåÀ´Ð¯´øµÄ.

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