Is there a command that will tell me if a FXO port has cable attched to it or not.Thanks

I have a router with FXO card. One of the ports has a Vonage line attached to it and the other is to PSTN line. I call the vonage number and get a dial tone from the PSTN line and I then dial a local number. However lately when I dial the local nu...

I have an issue with disconnection on FXO port. If I call and someone answers and both of us hang up at the same time then the call is disconnected but if the call is answered by an answering machine, the FXO will not disconnect the call for few min...

Cisco CallManager Automation server can't create object Administration.Can anyone tell me what is this error