SIP IP Phone to SIP IP Phone: Forward All Calls

Header:

Via: SIP/2.0/UDP 192.168.26.180:5060;branch=2

Header:

Via: SIP/2.0/UDP 192.168.26.10:5060

Header:

From: <sip:6711@192.168.26.10:5060>

Header:

To: <sip:6715@192.168.26.180:5060>

Header:

Call-ID: c2943000-ce262-1b5c2-2e323931@192.168.26.10

Header:

CSeq: 100 INVITE

Header:

Contact: <sip:6716@192.168.26.180:5060>

Header:

Content-Length: 0

Header:

CC-Redirect: <sip:6716@192.168.26.180:5060>;redir-

reason=unconditional;redir-counter=0;redir-limit=99

-----------------------------------------------------------------

 

SIP Headers

-----------------------------------------------------------------

sip-req:

ACK sip:6715@192.168.26.220:6071;user=phone SIP/2.0 [192.168.26.180:5060-

>192.168.26.220:6071]

Header:

Via: SIP/2.0/UDP 192.168.26.180:5060;branch=2

Header:

From: <sip:6711@192.168.26.10:5060>

Header:

To: <sip:6715@192.168.26.180:5060>

Header:

Call-ID: c2943000-ce262-1b5c2-2e323931@192.168.26.10

Header:

CSeq: 100 ACK

Header:

Content-Length: 0

-----------------------------------------------------------------

 

SIP Headers

 

-----------------------------------------------------------------

sip-res:

SIP/2.0 302 Moved Temporarily [192.168.26.180:5060->192.168.26.10:5060]

Header:

Via: SIP/2.0/UDP 192.168.26.10:5060

Header:

From: <sip:6711@192.168.26.10:5060>

Header:

To: <sip:6715@192.168.26.180:5060>

 

Header:

Call-ID: c2943000-ce262-1b5c2-2e323931@192.168.26.10

Header:

CSeq: 100 INVITE

 

Header:

Contact: <sip:6716@192.168.26.180:5060>

Header:

Content-Length: 0

 

Header:

CC-Redirect: <sip:6716@192.168.26.180:5060>;redir-

reason=unconditional;redir-counter=0;redir-limit=99

 

-----------------------------------------------------------------

 

SIP Headers

 

-----------------------------------------------------------------

sip-req:

ACK sip:6715@192.168.26.180 SIP/2.0

[192.168.26.10:50373-

>192.168.26.180:5060]

 

Header:

Via: SIP/2.0/UDP 192.168.26.10:5060

Header:

From: sip:6711@192.168.26.10

 

Header:

To: <sip:6715@192.168.26.180>

 

Header:

Call-ID: c2943000-ce262-1b5c2-2e323931@192.168.26.10

Header:

CSeq: 100 ACK

 

Header:

Content-Length: 0

 

-----------------------------------------------------------------

 

SIP Headers

 

-----------------------------------------------------------------

sip-req:

INVITE sip:6716@192.168.26.180:5060 SIP/2.0

[192.168.26.10:50373-

>192.168.26.180:5060]

 

Header:

Via: SIP/2.0/UDP 192.168.26.10:5060

Header:

From: sip:6711@192.168.26.10

 

Header:

To: sip:6716@192.168.26.180:5060

 

Header:

Call-ID: c2943000-de262-1b626-2e323931@192.168.26.10

Header:

CSeq: 101 INVITE

 

Header:

Expires: 180

 

Header:

User-Agent: Cisco IP Phone/ Rev. 1/ SIP enabled

Header:

Accept: application/sdp

 

Header:

Contact: sip:6711@192.168.26.10:5060

Header:

Content-Type: application/sdp

 

Header:

Content-Length: 221

 

-----------------------------------------------------------------

 

SDP Headers

 

-----------------------------------------------------------------

Header:

v=0

 

Header:

o=CiscoSystemsSIP-IPPhone-UserAgent 20090 22228 IN IP4

192.168.26.10

 

Header:

s=SIP Call

 

Header:

c=IN IP4 192.168.26.10

 

Header:

t=0 0

 

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Cisco Systems 1.3.0 manual SIP IP Phone to SIP IP Phone Forward All Calls