B-17
Cisco SIP IP Phone 7960 Administrator Guide
78-10497-02
Appendix B SIP Call Flows
Call Flow Scenarios for Successful Calls
Figure B-4
Cisco SIP IP Phone-to-Cisco SIP IP Phone Simple Call Hold
IP
IP
2. 180 RINGING
3. 200 OK
2-way RTP channel
4. ACK
A is taken off hold. The RTP channel between A and B is reestablished.
A is on hold. The RTP channel between A and B is torn down.
5. INVITE (c=IN IP4 0.0.0.0)
6. 200 OK
7. ACK
8. INVITE (c=IN IP4 IP-User B)
9. 200 OK
10. ACK
1. INVITE B
IP Network
SIP IP
Phone User A
SIP IP
Phone User B
41465
Содержание Cisco 7960
Страница 8: ...Contents viii Cisco SIP IP Phone 7960 Administrator Guide 78 10497 02 G L O S S A R Y I N D E X ...
Страница 18: ...About This Guide Obtaining Technical Assistance xviii Cisco SIP IP Phone 7960 Administrator Guide 78 10497 02 ...
Страница 192: ...Appendix D Translated Safety Warnings D 8 Cisco SIP IP Phone 7960 Administrator Guide 78 10497 02 ...
Страница 200: ...Glossary 8 Cisco SIP IP Phone 7960 Administrator Guide 78 10497 02 ...