Voice over IP

Using NORTEL PRI T1 ISDN cardInterface with CISCO 2621 NM-1CT1-CSUProblem - Clock slips from NOrtel PBX to Router.When PBX is connected to NET ISDN switch it is OKRouter is ok with Hardwire loopback.Router ConfigController t1 1/0esfb8zsINTERNAL CLOCK...

To get around a limitation on aaa voice accounting for data calls, I'm trying to write a tcl script which accepts a call, does some action (in my example, play an annoucement and wait it to finish) and then hand over the call to the application data_...

We have been told by various Cisco Sources that CCM 3.3 can handle unlimited Attendant Console Users and installs. Yet, other Cisco Sources say that CCM 3.3 can only handle up to a fixed amount. So which one is true?

in the realease not it seems that in 15bc2 image not support it, is someone know when it will be supported and on which IOS.Thanks

Having issues getting inbound voice calls on PRI to be recognized as voice calls and forwarded to Call manager w/dial-peer. 5350 is handling both inbound data/RAS and voice calls and treating voice calls as RAS. Anyone have a working sample config fo...

AllIs it possible to increase the security of router ios gk about the register endpoint of e164 .how to add the e164 tele no on the radiator user file?any related link about the configuration of gk?thx

AllWill ios router gk proxy increase the security or h323 gw to make the call?do you all have related link about proxy mode gk configuration?thx

Hi all, I have implemented the following configurations in my system.When I do this, all the calls are going to gatekeeper without matching any prefix or any other parameter. Apart from the dial-peer listed here, I have got three more dial-peers from...

Does router model 7206 support voice module likeE&M,FXO and FXS ?

Hi,Does anyone know if the media control channel parameters are mandatory parameters in an H323 setup message that uses the fastconnect procedure?ThanksAmos

Is there any way to get phones to ring sooner on an incoming outside call without turning off caller id? right now it rings twice before an ipphone will ring. If I remove caller id I can get it down to one.

I have a couple of SIP ready ATA's and some spare Cisco routers (2600 & 3600) sitting around and I was wondering if it is possible to use the 2600/3600 to direct calls between the phones. I just want to mess around with SIP and I was thinking it wou...

we have cisco 2620 with E1 channel trunk with PABX Philips SOHO IS3030, the signaling is ISDN - QSIG, while conversation down connection and don't get solve this problem. somebody help me?

Is there a way for me to set alternate tftp on Cisco 79xx other than using softkey? I was thinking of editing the SEPxxx.xml file, but I'm not sure if that is a good idea. Have anyone tried it?

Hello,I just would like to ask some ideas on FXO disconnect problem having a setup of FXO to FXO termination on both sites. I am using a VIC-2FXO-M2 on both Cisco 1760-V Router and these fxo ports are terminated to the PABX local.The voice port will ...