Cisco Systems IP phone 7960 IP Phone User Manual


 
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Cisco SIP IP Phone 7960 Administrator Guide
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Appendix B SIP Call Flows
Call Flow Scenarios for Successful Calls
Cisco SIP IP Phone-to-Cisco SIP IP Phone Network Call
Forwarding (Unconditional)
Figure B-9 illustrates successful call forwarding between Cisco SIP IP phones in
which User B has requested unconditional call forwarding from the network.
When User A calls User B, the call is immediately transferred to Cisco SIP IP
phone C. In this call flow scenario, the end users are User A, User B, and User C.
They are all using Cisco SIP IP phones, which are connected via an IP network.
The call flow scenario is as follows:
1.
User B requests that the network forward all calls to Cisco SIP IP phone C.
2.
User A calls User B.
3.
The network transfers the call to Cisco SIP IP phone C.