Huawei U-SYS MRS6100 Technical Manual page 82

Technical Manual
U-SYS MRS6100 Media Resource Server
Contact:<sip:annc.BAU.pa%28an%3dfile%3a//welcome4%29@182.20.60.1:5061;tr
ansport=udp>
Content-Length: 0
Event 4: MRS6100 sends the 200 OK message to AS, which contains the SDP-2.
SIP/2.0 200 OK
From: <sip:1@182.20.62.2>;tag=8000
To:<sip:annc.BAU.pa%28an%3dfile%3a//welcome4%29@182.20.60.1>;tag=1a1e0a
19
CSeq: 10 INVITE
Call-ID: 4000@182.20.62.2
Via: SIP/2.0/UDP 182.20.62.2:5060
Contact:<sip:annc.BAU.pa%28an%3dfile%3a//welcome4%29@182.20.60.1:5061;tr
ansport=udp>
Content-Length: 288
Content-Type: application/sdp
v=0
o=HuaweiMRS6100 1073743905 1073743905 IN IP4 182.20.60.1
s=Sip Call
c=IN IP4 182.20.60.30
t=0 0
m=audio 10008 RTP/AVP 0 4 8 96 97 18
a=rtpmap:0 PCMU/8000
a=rtpmap:4 G723/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:96 telephone-event/8000
a=rtpmap:97 red/8000
a=rtpmap:18 G729/8000
For interpretation of each line, refer to "Request message parameters" in Section
5.3.5 1, "Request messages".
Event 5: AS sends an ACK message to MRS6100, acknowledging the receipt of the
final response to the INVITE request from MRS6100.
ACK sip:annc.BAU.pa%28an%3dfile%3a//welcome4%29@182.20.60.1 SIP/2.0
From: <sip:1@182.20.62.2>;tag=8000
Huawei Technologies Proprietary
5-57
Chapter 5 MGCP and SIP