- This topic has 0 replies, 1 voice, and was last updated 21 years, 11 months ago by
.
Viewing 1 post (of 1 total)
-
Posts
-
Our Cisco IP Telephony system with Cisco CallManger 3.2 and Cisco Router 3660 have the delayed for ringback tone about 15 sec when calling from PSTN to IP Phone.
Viewing 1 post (of 1 total)
- The forum ‘Voice over IP’ is closed to new topics and replies.
