I have recently installed a UC500 for a customer. I am using H323 instead of SIP. When I make an external call outbound, it works fine.
However, when I make an external call inbound, The IP phone rings and when I go to answer it, the call drops at the IP phone end, but the external phone still hears ringback. I am using G711 as my codec. Has anyone seen this problem before?
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...