Phone Is Ringing, But Calls Are Not Being Completed
We have a private branch exchange (PBX) connected to an AS5300 universal access server that initiates a call to a PBX connected to a Cisco 3640. The phone rings, but there is only a brief squeal and then nothing. The calls coming from the other way are fine. The following is the path the call takes:
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...