การดู
1:13
How To Soft Transfer, On a Yealink IP phone
1:12
Softkey attended transfer - Grandstream 2601 | Tinkle
2:05
Grandstream GXP1630 Call Forwarding
1:56
How to Disable Call Forwarding / Deactivate Call Forwarding
1:28
How to Transfer a Call - WorkForce Phone
1:45
Cisco VoIP: How To Transfer A Call
0:25
Cisco 7841 Call Forwarding
2:24
Cisco 8845: How do I use call forwarding?
