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C-19
Cisco IP Phone Models 7905G and 7912G Administrator Guide (SIP)
OL-4277-01
Appendix C SIP Call Flows
Call Flow Scenarios for Successful Calls
Table C-8 Log Listing
1.
INVITE sip:9314@cisco.com;user=phone SIP/2.0
Via: SIP/2.0/UDP 192.168.2.163:5060
From: <sip:9313@cisco.com;user=phone>;tag=3907367229
To: <sip:9314@cisco.com;user=phone>
Call-ID: 2765277948@192.168.2.163
CSeq: 1 INVITE
Contact: <sip:9313@192.168.2.163:5060;user=phone;transport=udp>
User-Agent: Cisco-CP7905/1.01-030429A
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
Expires: 300
Content-Length: 257
Content-Type: application/sdp
v=0
o=9313 8737 8737 IN IP4 192.168.2.163
s=Cisco 7905 SIP Call
c=IN IP4 192.168.2.163
t=0 0
m=audio 16384 RTP/AVP 0 18 8 101
a=rtpmap:0 PCMU/8000/1
a=rtpmap:18 G729/8000/1
a=rtpmap:8 PCMA/8000/1
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
2.
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.2.163:5060;received=192.168.2.163
Call-ID: 2765277948@192.168.2.163
From: <sip:9313@cisco.com;user=phone>;tag=3907367229
To: <sip:9314@cisco.com;user=phone>
CSeq: 1 INVITE
Content-Length: 0
3.
SIP/2.0 407 Proxy Authentication Required
Via: SIP/2.0/UDP 192.168.2.163:5060;received=192.168.2.163
Call-ID: 2765277948@192.168.2.163
From: <sip:9313@cisco.com;user=phone>;tag=3907367229
To: <sip:9314@cisco.com;user=phone>;tag=4d241cc8-1145efd4
CSeq: 1 INVITE
Proxy-Authenticate: DIGEST realm="CISCO", nonce="3eb1be0a", algorithm=MD5
Content-Length: 0