IP Telephony and Phones

We swapped out our core switches and not the VG224 will not send faxes.  The remote fax picks up and we get about 2 to 3 seconds of fax tone, then silence for around 5 seconds, then another 2 to 3 seconds of fax tone, then silence again until the fax...

Hello guys, I have the 4400 - 4499 range.The number 4497 cannot make any calls, other numbers in the same range works as well.The Telco says that they have no problem. And the problem is with me.Coud you help me please?Only the 4497 cannot make calls...

Is there a way to force a call to hit a MGCP / SIP / H323 gateway when the call is made between 2 phones registered to the same Call Manager? If so, is there any sample Gateway config to force such a call?

Hi Folks:Is there a way to find unused phone that is configured. In simple way, the phones configured but registered never.If yes How?

Hi ,Thanks in advance

Hi All,There is an issue with the FXO port. Users are not able to make the outgoing calls from FXO numbers.when they try to make the outing calls they listen blank and after 6 to 10 sec. Call got automatically disconnected.I have taken the debug for ...

Hello Guys,Would like your help since i found very few documentation/support on the internet about that.The guys from my company want to deploy 130 notebooks running over a wireless network.We will not use ip phones but ip communicators as communicat...

         Dear Team,                      Issue in Right FAX. Call manager not forwarding some of the faxes?But we are able to call from the cisco ip phone on the same numbers.               Best Regards,Waqas

Intermittent incoming call drop out on answer. Call flow as below:ITSP--SIP--CME--SIP-99712900-universalk9-mz.SPA.152-4.M1.binDebug ccsip message and ccapi inout as attached for both working and failed calls.RegardsFei