While on the phone the audio from the call will drop, but the call is still showing as live.
- Cisco SPA 122 ATA's
- Account Manager
- From your Account Manager got to Phone System.
- Select Edit Multiple Extensions.
- From the table look for the extension that is having the issue.
- Once you have found the extension scroll across till you see the codec.
- From the dropdown select G.711U or G.729A.
This is due to the mismatch of the codecs between our system and the carrier.