Cisco Systems 7912G IP Phone User Manual


 
C-13
Cisco IP Phone Models 7905G and 7912G Administrator Guide (SIP)
OL-4277-01
Appendix C SIP Call Flows
Call Flow Scenarios for Successful Calls
8.
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.2.163:5060;received=192.168.2.163
From: <sip:9313@cisco.com;user=phone>;tag=2274744465
To: <sip:9314@cisco.com;user=phone>;tag=252438364
Call-ID: 4074632257@192.168.2.163
CSeq: 1 INVITE
Contact: <sip:9314@192.168.3.232:5060;user=phone;transport=udp>
Server: Cisco-CP7905/1.01-030422A
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER
Content-Length: 205
Content-Type: application/sdp
v=0
o=9314 58362 58362 IN IP4 192.168.3.232
s=Cisco 7905 SIP Call
c=IN IP4 192.168.3.232
t=0 0
m=audio 16384 RTP/AVP 0 101
a=rtpmap:0 PCMU/8000/1
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
9.
ACK sip:9314@192.168.3.232;user=phone SIP/2.0
Via: SIP/2.0/UDP 192.168.2.163:5060
From: <sip:9313@cisco.com;user=phone>;tag=2274744465
To: <sip:9314@cisco.com;user=phone>;tag=252438364
Call-ID: 4074632257@192.168.2.163
CSeq: 1 ACK
User-Agent: Cisco-CP7905/1.01-030429A
Content-Length: 0
10.
ACK sip:9314@192.168.3.232;user=phone SIP/2.0
Via: SIP/2.0/UDP 192.168.2.163:5060
From: <sip:9313@cisco.com;user=phone>;tag=2274744465
To: <sip:9314@cisco.com;user=phone>;tag=252438364
Call-ID: 4074632257@192.168.2.163
CSeq: 1 ACK
User-Agent: Cisco-CP7905/1.01-030429A
Content-Length: 0
Table C-6 Log Listing (continued)