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Microsoft Lync Edition Administrator’s Guide for SIP-T2_Series and T4_Series IP Phones
274
The call flow scenario is as follows:
1.
User A calls User B.
2.
User B answers the call.
3.
User A places User B on hold.
User A
Proxy Server
User B
F1. INVITE B
F2. INVITE B
F7. ACK
F8. ACK
F3. 180 Ringing
F6. 200 OK
F5. 200 OK
F4. 180 Ringing
F12. 200 OK
F9. INVITE B (sendonly)
F10. INVITE B (sendonly)
F11. 200 OK
F14. ACK
F13. ACK
No RTP packets being sent
2-way RTP channel established
Summary of Contents for Yealink SIP-T48G
Page 1: ...啊 ...
Page 12: ...Microsoft Lync Edition Administrator s Guide for SIP T2_Series and T4_Series IP Phones xii ...
Page 19: ...Product Overview 7 Admin User configuration mode 802 1X authentication ...
Page 20: ...Microsoft Lync Edition Administrator s Guide for SIP T2_Series and T4_Series IP Phones 8 ...
Page 248: ...Microsoft Lync Edition Administrator s Guide for SIP T2_Series and T4_Series IP Phones 236 ...
Page 266: ...Microsoft Lync Edition Administrator s Guide for SIP T2_Series and T4_Series IP Phones 254 ...