C-174
Ad Hoc Conference Call Between User Agents
SDP Headers
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Header: v=0
Header: o=- 979501686 979501686 IN IP4 192.168.46.2
Header: s=VOVIDA Session
Header: c=IN IP4 192.168.46.2
Header: t=3177798665 0
Header: m=audio 23466 RTP/AVP 0
Header: a=rtpmap:0 PCMU/8000
Header: a=ptime:20
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SIP Headers
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sip-res: SIP/2.0 200 OK [192.168.46.180:5060->192.168.46.1:5060]
Header: Via: SIP/2.0/UDP 192.168.46.1:5060
Header: From: seymour<sip:5201@192.168.46.1:5060;user=phone>
Header: To: 5202<sip:5202@192.168.46.180:5060;user=phone>
Header: Call-ID: 64133833318102@192.168.46.1
Header: CSeq: 3 INVITE
Header: Contact: <sip:5202@192.168.46.2:5060>
Header: Record-Route:
<sip:5202@192.168.46.180:5060;maddr=192.168.46.180>,<sip:5202@192.168.46.180:5060;maddr=1
92.168.46.180>
Header: Content-Type: application/sdp
Header: Content-Length: 166
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SDP Headers
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Header: v=0
Header: o=- 979501686 979501686 IN IP4 192.168.46.2
Header: s=VOVIDA Session
Header: c=IN IP4 192.168.46.2
Header: t=3177798665 0
Header: m=audio 23466 RTP/AVP 0
Header: a=rtpmap:0 PCMU/8000
Header: a=ptime:20
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SIP Headers
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sip-req: ACK sip:5202@192.168.46.180:5060;maddr=192.168.46.180 SIP/2.0
[192.168.46.1:5060->192.168.46.180:5060]
Header: Via: SIP/2.0/UDP 192.168.46.1:5060
Header: From: seymour<sip:5201@192.168.46.1:5060;user=phone>
Header: To: 5202<sip:5202@192.168.46.180:5060;user=phone>
Header: Call-ID: 64133833318102@192.168.46.1
Header: CSeq: 3 ACK
Header: Route:
<sip:5202@192.168.46.180:5060;maddr=192.168.46.180>,<sip:5202@192.168.46.2:5060>
Header: Content-Length: 0
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SIP Headers
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sip-req: ACK sip:5202@192.168.46.2:5060 SIP/2.0 [192.168.46.180:5060-
>192.168.46.2:5060]
Header: Via: SIP/2.0/UDP 192.168.46.180:5060;branch=4
Header: Via: SIP/2.0/UDP 192.168.46.180:5060;branch=2
Header: Via: SIP/2.0/UDP 192.168.46.1:5060
Header: From: seymour<sip:5201@192.168.46.1:5060;user=phone>
Header: To: 5202<sip:5202@192.168.46.180:5060;user=phone>
Header: Call-ID: 64133833318102@192.168.46.1
Header: CSeq: 3 ACK
Header: Content-Length: 0
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sip-req: Second call completed, now place second call on hold
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SIP Headers
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