Cisco Systems 1.3.0 manual SIP IP Phone to Analog Phone via Gateway

	SIP IP Phone to Analog Phone via Gateway
sip-req:	INVITE sip:93831073@192.168.16.210:5060;user=phone SIP/2.0
[192.168.36.110:5060->192.168.16.210:5060]
Header:	Via: SIP/2.0/UDP 192.168.36.110:5060;branch=4
Header:	Via: SIP/2.0/UDP 192.168.36.180:5060;branch=2
Header:	Via: SIP/2.0/UDP 192.168.6.20:5060
Header:	From: <sip:5120@192.168.6.20:5060>
Header:	To: <sip:93831073@192.168.36.180:5060>
Header:	Call-ID: c2943000-23e062-2e278-2e323931@192.168.6.20
Header:	CSeq: 100 INVITE
Header:	Expires: 180
Header:	Record-Route:

<sip:93831073@192.168.36.110:5060;maddr=192.168.36.110>,<sip:93831073@192.168.36.180:5060

;maddr=192.168.36.180>
Header:	Contact: <sip:5120@192.168.6.20:5060>
Header:	Content-Type: application/sdp
Header:	Content-Length: 218
-----------------------------------------------------------------
	SDP Headers
-----------------------------------------------------------------
Header:	v=0
Header:	o=CiscoSystemsSIP-IPPhone-UserAgent 21012 9466 IN IP4 192.168.6.20
Header:	s=SIP Call
Header:	c=IN IP4 192.168.6.20
Header:	t=0 0
Header:	m=audio 25776 RTP/AVP 0 101
Header:	a=rtpmap:0 pcmu/8000
Header:	a=rtpmap:101 telephone-event/8000
Header:	a=fmtp:101 0-11
-----------------------------------------------------------------
	SIP Headers
-----------------------------------------------------------------
sip-res:	SIP/2.0 100 Trying [192.168.16.210:5060->192.168.36.110:5060]
Header:	Via: SIP/2.0/UDP 192.168.36.110:5060;branch=4,SIP/2.0/UDP
192.168.36.180:5060;branch=2,SIP/2.0/UDP 192.168.6.20:5060
Header:	From: <sip:5120@192.168.6.20:5060>
Header:	To: <sip:93831073@192.168.36.180:5060>
Header:	Date:
Header:	Call-ID: c2943000-23e062-2e278-2e323931@192.168.6.20
Header:	Server: Cisco VoIP Gateway/ IOS 12.x/ SIP enabled
Header:	CSeq: 100 INVITE
Header:	Content-Length: 0
-----------------------------------------------------------------
	SIP Headers
-----------------------------------------------------------------
sip-res:	SIP/2.0 180 Ringing [192.168.16.210:5060->192.168.36.110:5060]
Header:	Via: SIP/2.0/UDP 192.168.36.110:5060;branch=4,SIP/2.0/UDP
192.168.36.180:5060;branch=2,SIP/2.0/UDP 192.168.6.20:5060
Header:	From: <sip:5120@192.168.6.20:5060>
Header:	To: <sip:93831073@192.168.36.180:5060>
Header:	Date:
Header:	Call-ID: c2943000-23e062-2e278-2e323931@192.168.6.20
Header:	Server: Cisco VoIP Gateway/ IOS 12.x/ SIP enabled
Header:	CSeq: 100 INVITE
Header:	Content-Type: application/sdp
Header:	Content-Length: 138
-----------------------------------------------------------------
	SDP Headers
-----------------------------------------------------------------
Header:	v=0
Header:	o=CiscoSystemsSIP-GW-UserAgent 3721 2232 IN IP4 192.168.16.210
Header:	s=SIP Call
Header:	c=IN IP4 192.168.16.210
Header:	t=0 0
Header:	m=audio 20334 RTP/AVP 0
-----------------------------------------------------------------
	SIP Headers
-----------------------------------------------------------------
sip-res:	SIP/2.0 180 Ringing	[192.168.36.110:5060-
>192.168.36.180:5060]
Header:	Via: SIP/2.0/UDP 192.168.36.180:5060;branch=2

C-21