SIP IP Phone to SIP IP Phone: Call Return

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: 219

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SDP Headers

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Header:

v=0

Header:

o=CiscoSystemsSIP-IPPhone-UserAgent 6339 9080 IN IP4 192.168.26.10

Header:

s=SIP Call

Header:

c=IN IP4 192.168.26.10

Header:

t=0 0

Header:

m=audio 29850 RTP/AVP 0 101

Header:

a=rtpmap:0 pcmu/8000

Header:

a=rtpmap:101 telephone-event/8000

Header:

a=fmtp:101 0-11

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SIP Headers

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sip-res:

SIP/2.0 100 Trying [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:*69@192.168.26.180:5060>

Header:

Call-ID: c2943000-2e262-b27e-2e323931@192.168.26.10

Header:

CSeq: 100 INVITE

Header:

Content-Length: 0

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SIP Headers

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sip-req:

INVITE sip:*69@192.168.26.200:5060;user=phone SIP/2.0 [192.168.26.180:5060-

>192.168.26.200:5060]

Header:

Via: SIP/2.0/UDP 192.168.26.180:5060;branch=1

Header:

Via: SIP/2.0/UDP 192.168.26.10:5060

Header:

From: <sip:6711@192.168.26.10:5060>

Header:

To: <sip:*69@192.168.26.180:5060>

Header:

Call-ID: c2943000-2e262-b27e-2e323931@192.168.26.10

Header:

CSeq: 100 INVITE

Header:

Proxy-Authorization: Basic 123

Header:

Expires: 180

Header:

Record-Route: <sip:*69@192.168.26.180:5060;maddr=192.168.26.180>

Header:

Contact: <sip:6711@192.168.26.10:5060>

Header:

Content-Type: application/sdp

Header:

Content-Length: 219

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

 

SDP Headers

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

Header:

v=0

Header:

o=CiscoSystemsSIP-IPPhone-UserAgent 6339 9080 IN IP4 192.168.26.10

Header:

s=SIP Call

Header:

c=IN IP4 192.168.26.10

Header:

t=0 0

Header:

m=audio 29850 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/2.0 302 Moved Temporarily [192.168.26.200:5060->192.168.26.180:5060]

Header:

Via: SIP/2.0/UDP 192.168.26.180:5060;branch=1

Header:

Via: SIP/2.0/UDP 192.168.26.10:5060

Header:

From: <sip:6711@192.168.26.10:5060>

Header:

To: <sip:*69@192.168.26.180:5060>

Header:

Call-ID: c2943000-2e262-b27e-2e323931@192.168.26.10

Header:

CSeq: 100 INVITE

Header:

Contact: <sip:*69@192.168.26.220:6074;user=phone>

Header:

Content-Length: 0

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SIP Headers

C-68

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Cisco Systems 1.3.0 manual SIP IP Phone to SIP IP Phone Call Return