Voice over IP

I have a new Unified communication manager installation on tha msc 7815-I2 server.I have about 100 users/phone. I have a great problem , random cpu usage of the server go up until 99% and then phone that are not registered cannot register . I have to...

Hi all. I have the following VoIP architecture: I have two sites with a PABX in each of them. The PABX is connected to a E1 interface on a Cisco gateway, using QSIG protocol. The Cisco gateway sends voice calls (RTP) through an IP network to the othe...

Hello,I am currently using a AS5400HPX gateway for voip calls. The gateway has about 300 active calls any given moment. Would it be possible to filter the debug output to just show the debug of one call that I am interested in? We have many calls usi...

Some extensions don't seem to be updated as we can't reached them by using the automated directory before and after hours. All new employees that have been introduced to our CCM don't apear in the automated Directory.

Hi,I was told that the new version of PGW2200 9.7(3) is capable to run under Linux OS not only Solaris. However I can't find anything regarding the PGW and Linux in the Cisco site. Do someone has any information regarding the Linux.

Dears, Que(1):what signal is output from AS5400.Does it SIP or H323?Que(2):i need to generate SIP and H323 Voice calls from AS5400 , can i do that?if no what are your recommendations for AS5400 to be apple generate SIP and H323 Voice calls for other ...

hi all,I have a CME version 4.1(0) on 2821 router with IOS 12.4(15)T5.i configured the following dial-peer:dial-peer voice 15 pots service aa destination-pattern 8... port 0/2/1and when i try to call 8320 i get a fast busy tone i tried csim start com...

hello,any body can tell me what the command should be used to find codec debugging like this command:debug isdn q931i need special one for debugging codec....BR.

Nailed mode: My T1 controller keeps resetting since I changed my gateway to a new one. I get RxRAI. Its ok if i move back to old one.Where could the problem be?Thanks.

Hi, I configure the as5400 with two dial peers (1st and 2nd) for provider A and two dial peers (3rd and 4th) for provider B. Both of them offer sip calls. If 1st dial peer for provider A is not working, I would like the call flow to 2nd dial per to p...

Im new to cme and need helpI just picked up a Cisco 2801 yesterday and want to get a little understanding about the PVDM cards.I would like to setup CME on it and run a small test lab but Im not sure what the requirement for CME do I need a PVDM??? a...

I am no expert so I could be missing something basic. However, I have a Cisco phone that is logged in and is enabled for video. I installed the Video Advantage and all works well. I can make onNet calls with Video advantage on. However, I cannot...