IP Telephony and Phones

Hi, I have SIP client configured on CME 7.1 behind NAT. After registering to SIP server register timeout is repeatedly set to 60 and till it registers again calls can not be placed for 20-30 seconds. Request timeout value (3600 sec) configured is ove...

Hi,i`m using a cisco call manager express with about 40 users using cisco ip phones 7931,7940....etc when outside call ( eg.from my mobile or pstn) dial into the company and the 333(receptionist) phone rings - it is written from unknown number even a...

Hi All,I have a configuration issue regarding IP Telephony, and the infra based on CUCM 7.1.3. I need your expert advise, and I'm not sure if it can possible as client is asking.....the issue is like:-The Force Code authorization should be enable for...

I have a 2811 with a moh file loaded on to a compac flash module. We recently changed MOH files and the new one seems to be skipping. As far as I can tell we are using the same codecs for audio encoding as the last MOH file we created. Anyone have an...

HiI don't seem able to connect to Unity connection via the COBRAS import tool, is there anything special i have to do the the user account so I can connect?ThanksTim

The scenario is that customer is moving from CME router with PRI (all contained in one router) to a SIP trunk going to their MPLS router (Data and Voice on one link) with the other router still containing the CME. Here is my question; Will the CUBE c...

Dear Networkers,We have a CCM 8.0.3 cluster installed (1 PUB + 1 SUB) and a Voice Gateway Cisco 2901 with two card VIC2-4xFXO. The ios name is : c2900-universalk9-mz.SPA.151-2.T2.binThe Voice Gateway is configured via MGCP, so CCM controlls directly ...

I am using a UCCX 5.0 and CUCM 5.1.  The CUCM box is using secure LDAP authentication.  We have two servers listed for authentication.  Yesterday the first server in the list went down.  When this happened, no one could log into the desktop agent.  W...

Hi AllI have a client who wish to block onnet to offnet transfer.  For example IP Phone A ring IP Phone B.  If IP Phone A request to be transferred to an external number it should be blocked.  So far the service parameter "block offnet-offnet transfe...

We are planning to enable voice media encryption in our existing CUCM environment, I have the following question want to clarify:1. Can we enable media encyption only (without signaling encryption)?2. If seperate office network are behind firewall, c...

Hi,I`m sure there is an OS command line command to prevent the webadmin password from expiring? I can`t remember it or find it, any ideas? It`s Unity version 8.Many ThanksNorm

I am setting up an integration between CUCM8.5 and another SIP PBX that I will be using as my media gateway.  I am able to set up calls from the CUCM towards the SIP PBX but I can't set up calls the other way around.  After some research, I've realiz...

Hi ThereI was wondering if there is a way to chnage the ringer volume on the 2nd line of the phone (so line 1 is loud and line 2 is louder for example)I know i can change the ring tone and i can change the 2nd line to (flash only, ring once or ring)....

c2900-universalk9-mz.SPA.151-2.T1.binCONFIG (Version=8.1)=====================Version 8.1Pure H323 setup. Reference set in call manager. Phones just go in loop saying registering. I can see that default gateway is the router itself in phone. All 7942...