Cisco 7960G Administrator's Manual page 114
Sip
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Also See for 7960G:
- Administration manual (184 pages) ,
- User manual (122 pages) ,
- Phone manual (74 pages)
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Call Flow Scenarios for Successful Calls
Figure B-7
SIP IP
Phone User A
1. INVITE
2. 100 TRYING
3. 180 RINGING
4. 200 OK
5. ACK
2-way voice path
6. INVITE (c=0.0.0.0)
7. 200 OK
8. ACK
9. REFER (Refer-To: C,Referred-By: B)
10. 202 ACCEPTED
11. BYE
12. 200 OK
13. INVITE (Referred-By: B)
14. 100 TRYING
15. 180 RINGING
16. 200 OK
17. ACK
18. NOTIFY (Event: Refer)
19. 200 OK
2-way voice path
Cisco SIP IP Phone Administrator Guide, Release 6.x and 7.x
B-18
Call Transfer Without Consultation
IP Network
IP
User B presses blind transfer.
User B dials user C.
SIP IP
Phone User B
IP
Appendix B
SIP Call Flows
SIP IP
Phone User C
IP
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