IP Telephony and Phones

Hi Experts, I have a query regarding MTP and transcoder. I have 1 2821 gateway and 1 3825 GW and 2 3845 GW configured with MTP and transcoder and registered with CUCM ( ver 8.5 ) I have added the same in MRG and MRGL and I wanted to know how the CUCM...

Hi all. my problem  it's more simple (I think). I ve a cme with two ISDN  EAch ISD have two numbers 0444921667 and 0444831995 I've two phone with extension 300 and 301 I need a following  feature: when  i make an external call using   exension 300  t...

hello everyone i hope all is well  My issue is a strange one ... My HQ office houses my call manager and voice gateway  we have about 8 remote offices via vpn connection. From HQ if i call any of my remote sites via extension the call goes threw bo...

How do you perform a factory reset of a 6921/6941 handset ? According to the docs (For Example: http://www.cisco.com/en/US/docs/voice_ip_comm/cuipph/6921_6941_6961/8_5/english/admin_guide/6921trb.html#wp1031705 ) you just do the same as the 79xx seri...

Cisco Call Manager PBX allows for 2000 extensions per server. Use X-Lite to connect to PBX for Free Extension to Extension( residents)  calling, Voice Mails and LD Calling with proper scratch card payments via AAA Radius Billing System.     Items t...

I am trying to setup up a new office in our CUCM 10.5 environment and I am having interdigit timeout issues.  Any device/DN ip put into the new partition/CSS etc. has an interdigit timeout when dialing ANY number, including DN's assigned to other par...

Hi all. my problem  it's more simple (I think). I ve a cme with two ISDN  EAch ISD have two numbers 0444921667 and 0444831995 I've two phone with extension 300 and 301 I need a following  feature: when  i make an external call using   exension 300  t...

Hi, The Scenario I am deploying a Unified Communications solution based on a Cisco BE6000 environment (which comes in a UCS C220-M4 with pre configured voice applications). Of all those voice applications within the bundle I am only using CUCM, CUC...

Hi guys, I have an issue with cisco ip phone 3905 and cipc-Admin-fmr.8-6-5-0(softphone) 1. With the 3905, the main problem is with audio. A user cannot hear the person on the other end or vice versa. I upgraded the firmware from APP3905.9-4-1-0 to A...

      I have cisco router 2901(cube) but customer need 120 concurrent 1000 number question router 2901 is support ? I saw picture below maximum session 2901 is 100 that is concurrent 100 ? CUCM---SIP ---CUBE---SIP is topology...  

HI all, I have a Voip environment with a 2901 router. All internal calls are working fine. When I dial an external number (using the PSTN) I have no audio at all on both ends. The phones ring and the communication is established, but no voice. There ...

I have tested this with both SIP trunks between CUCM 10.5 and Avaya Session Manager 6 (Session Manager ends up sending the call to Avaya Communication Manager 5.2.1) and also tested with H.323 between CUCM and Avaya CM directly.  Here's the issue.  I...

Hi all. Hope someone can shed some light on a issue I have. Recently did a cut over for one of our sites, from one CallManager cluster to another CallManager cluster. Both cluster are running the same version of CUCM, and the servers of both clusters...