IP Telephony and Phones

Hello,we have a CUCM that uses a Cisco 2951 with IOS c2951-universalk9-mz.SPA.153-1.T.bin as a Voice Gateway (in SIP).We have noticed on the router (by the command "debug isdn q921") that the messages in attachment appears continuously.Here's a sampl...

Hi,I've been wondering if there is a better way to check the status of a SIP Trunk being up or down since the status of it does not show up on the Trunk in CUCM.  I have been doing SDI trace to check that there is communication on that SIP Trunk and ...

Dear Experts,1) I would like to Add '0' to an 10 digit incoming call because i am getting only 9 digits from the SP on AnalogLine terminated on FXO using H323 Protocol with CUCM 8.5 this line is dedicated to the manager for both incoming and outgoing...

Hi everyone,We have received the follow alarm in our monitoring tool, anyone knows the reason??? i have revised the cisco real-time monitoring tool and i can not find anything...regards                   500 Critical 22/05/13 10:00:13 17/05/13 9:55:2...

hello,I tried to upgrade the software of UC520 to the version 8.6.1 but the phones 79xx don't accept the new firmware 9-1-1 so i tried to upgarde the firmware to another intermediate version 8-5-2 but they can't register and in the firmware version i...

Hi,When I dial 661 area code, I am getting fast busy tone.  I've looked at the translation pattern, I do have 9.1XXXXXXXXXX which covers all area codes.  I have no problem dialing 818 or any other area code.  I even went in and copied the pattern to ...

Hello all,I am a CCNP R&S, and I am just starting my dive into the world of Cisco Voice.  So please excuse my lack of knowledge as this whole voip thing is new to me.  To begin my studies I have purchased some ebay equipment including a 2811 Router, ...

This was done before I got here, but I'm trying to figure out how to assign extensions to the 7914 module for our receptionist.  I don't see anything in CME on how to assign users to the buttons on the 7914........how is this done????