B channel problem between Cisco 3745 and Avaya PBX
We have two PRI connections between router and pbx running wth isdn switch-type primary qsig, outbound calls from the pbx work fine and all b channels work okay. For inbound calls we have the following situation
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...