IP Telephony and Phones

Hello I am looking for a bit of advice, we have a Centralized CUCM and CUC for Voicemail, with CUCME running in SRST mode at the individual sites. There is a requirement to split off some of the sites. I know the CUCME can run the phones and I know ...

is it possible to use 7911, 7941 and 7942 phones with CUCM 11.0

ATA190: Web GUI page options are greyed out and device failed registration to CM 10.5  do anyone have a resolution o this issue?

IP phone 7861 (sip78xx.11-0-1-11) registers on CUCM 8.6.2 and after some time unregisters. Then registers again and so on. Logs say someting like that 2651 NOT Dec 21 18:20:10.981122 JAVA-Thread-6|JPlatUi:setUnregReason - old-unregister-reason:107, n...

HelloI have actual router cisco 2851 Vsec with ip phone 7911, and your data as eol 7911 and eos, I opted to the 7821 purchase, it ties my not compatible with the 2851 CME router thank you help me find a solution to the integrated IP phone on the 7821...

Dears , We run cisco unified call manager express version 9 and the there is problem with conference call it's limited to 3 only . regards

Hello everybody.    I own Cisco 7821 IP phone and I want the honest Freepbx on the server that is installed under CentOs I searched all procedures to do work only called outgoing and tuck with protocol sip,  this does not work,   I stay at your recko...

HelloI have actual router cisco 2851 Vsec with ip phone 7911, and your data as eol 7911 and eos, I opted to the 7821 purchase, it ties my not compatible with the 2851 CME router thank you help me find a solution to the integrated IP phone on the 7821...

How can I ensure extension mobility users always use local gateway for all outbound calls when roaming between sites with the same EM profile. We cannot give CSS to the local device as we need to restrict any calling from the phone unless user logs i...

We have a setup for VoIP calls connecting branches branches, a call from one UC Cluster routed to second UC cluster using a GK in between which have these call manager as h323 end points depend on gw prefix. Here in my case the call to second cluster...

Getting very stuck and frustrated with some testing of a new PSTN SIP trunk to replace a large estate of E1's. Hopefully someone far cleverer than me in all things MGR's related can help!I'am having real trouble getting the SIP trunks to invoke a tra...

I select Import user, find my user in LDAP, and get the following Error file;Friday, September 14, 2012 11:08:37 AM MDT ERROR importing user (jaarons) with extension = 4613 : The specified column value is invalid.  What is the specified column value ...

We have a Microsoft Windows 2008 R2 Root CA server issuing certificates. When I try to upload the certificate that is issued I receive to tomcat on our CUCM 9.0 server I receive "java.security.cert.CertPathBuilderException: No such signature algorith...

Hi, When I create Route Group, I need to add device by clicking "find". When I did so, I cannot find any device. Did I miss some step? Please see picture