I have a users who are complaining that they are not receiving voice messages from some other users at the company. I set up a test phone with IP communicator in this environment. When I made a test call, the user received my voicemail no problem, bu...

Strange problem. I have a customer who is running Unity 5.0. Suddenly, when an internal call (extension to extension) arrives at a phone and leaves a voicemail, the voicemal is automatically flagged as saved in Unity. It is not happening with every u...

I'm setting up a UC520. I have one analog line from POTS that is dedicated to fax. I have terminated that line on FXO interface 0/1/3. I have ran an analog telephone line from my fax machine and terminated on FXS port 0/0/0. I can make out fax ok, bu...

When dialing main number that routes over analog line to FXO port I recieve a busy signal. I have set up extension 1001 as automated attendant extension number. This number works fine if I dial from an IP phone, but rings busy if I try to dial from o...