【資料名稱】：sip協(xié)議的代碼詳解

【資料作者】：lyh

【資料日期】：2012

【資料語言】：中文

【資料格式】：PPT

【資料目錄和簡介】：

INVITE sip:victor@add.ultrapower.com.cn;transport=tcp SIP/2.0
Via: SIP/2.0/TCP 192.168.5.162;branch=z9hG4bK381ACAFC.537D4376;branched=FALSE;
Max-Forwards: 69
Contact: <sip:long@add.ultrapower.com.cn:2992;maddr=192.168.5.162;transport=tcp;ms-received-cid=B100>
Via: SIP/2.0/TCP 192.168.5.162:11499;ms-received-port=2992;ms-received-cid=b100Record-Route: <sip:helen.add.ultrapower.com.cn;transport=tcp>;tag=9B8AE5F9C759FB02F679AFD6CB71394C
From: <sip:long@add.ultrapower.com.cn>;tag=704b1683edd4438f85a34adb6201e078;epid=d9176cec0c
To: <sip:victor@add.ultrapower.com.cn>;epid=203e516cd9
Call-ID: d455d3faf197403482154b9a319f54e0
CSeq: 1 INVITE
Require: com.microsoft.rtc-multiparty
Content-Type: application/sdp
Content-Length: 134
對以上這種代碼的詳細解釋，包括攜帶的信息解釋