Cisco Systems 1.3.0 manual Users

Ad Hoc Conference Call Between User Agents

Call Trace	The following call trace shows an ad hoc conference call between three
	users.

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	SIP Headers
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sip-req:	INVITE sip:5203@192.168.46.180:5060;user=phone 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: 5203<sip:5203@192.168.46.180:5060;user=phone>
Header:	Call-ID: 64133833318102@192.168.46.1
Header:	CSeq: 1 INVITE
Header:	Subject: VovidaINVITE
Header:	Contact: <sip:5201@192.168.46.1:5060;user=phone>
Header:	Content-Type: application/sdp
Header:	Content-Length: 168
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	SDP Headers
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Header:	v=0
Header:	o=- 1554681096 1554681096 IN IP4 192.168.46.1
Header:	s=VOVIDA Session
Header:	c=IN IP4 192.168.46.1
Header:	t=3177798649 0
Header:	m=audio 23456 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/2.0 100 Trying [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: 5203<sip:5203@192.168.46.180:5060;user=phone>
Header:	Call-ID: 64133833318102@192.168.46.1
Header:	CSeq: 1 INVITE
Header:	Content-Length: 0
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	SIP Headers
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sip-req:	INVITE sip:5203@192.168.46.200:5060;user=phone SIP/2.0 [192.168.46.180:5060-
>192.168.46.200:5060]
Header:	Via: SIP/2.0/UDP 192.168.46.180:5060;branch=1
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: 5203<sip:5203@192.168.46.180:5060;user=phone>
Header:	Call-ID: 64133833318102@192.168.46.1
Header:	CSeq: 1 INVITE
Header:	Proxy-Authorization: Basic VovidaClassXSwitch
Header:	Subject: VovidaINVITE
Header:	Record-Route: <sip:5203@192.168.46.180:5060;maddr=192.168.46.180>
Header:	Contact: <sip:5201@192.168.46.1:5060;user=phone>
Header:	Content-Type: application/sdp
Header:	Content-Length: 168
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	SDP Headers
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Header:	v=0
Header:	o=- 1554681096 1554681096 IN IP4 192.168.46.1
Header:	s=VOVIDA Session
Header:	c=IN IP4 192.168.46.1
Header:	t=3177798649 0
Header:	m=audio 23456 RTP/AVP 0
Header:	a=rtpmap:0 PCMU/8000
Header:	a=ptime:20

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SIP Headers

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C-165