IP Telephony and Phones

I have a new 7942 phone but I cannot get the message alert light to come when voicemail is left Does any one have any ideas.

Hi All, I have an exciting CME on a 2921 router. I want to have a separate POTS line that will come into an FXO port and then the final destination will be a 7965 IP phone. I have setup a separate COR so that this phone will not be able to make outbo...

Hi Team,   We ( the network team) along with the voice team have an upcoming migration as stated above. I am tasked to generate a Network Readiness Assessment report. We have three sites that will undergo voice migration from Avaya to Cisco phones. W...

Trying to wrap my hands around setting up the integration between the CUCM 8.5 and a Dukane overhead paging system. Are there any white papers or best practices available. Our CUCM currently has a route pattern configured that routes to a voice gatew...

I have 8X versions of Call Manager, Unity Connection and Contact Center. Can I last until the end of this calendar year or need to upgrade ASAP? Thanks,  

Hi everyone  I have some issues with our 3905 ip phones (9-4-1-0 v.) that simply does not register, they just keep on Provisioning state. I reviewed the IP address of the phone and it simply does not get IP from the voice segment (192.168.2.0) they ...

Hello, I currently have about 600 cisco 7841 in production, recently i had an entire floor of a building start rebooting and cutting off calls in progress.  I looked at the logs on one phone and got the following error message: 6989 NOT Feb 08 10:3...

Hello: I hava some problems with incoming calls from a cube to a cm. I have a cm 8.5 and a cube with ios  Version 12.4(25d). When the cube receives a call to the call manager it sends it a invite without SDP so its using DO. Sent:INVITE sip:1235@192...

Hello,  I have a call handler where, following some information being given, I want to system to pause for 5-10 seconds (pending a potential response from the caller), and then go back to the main menu (initial call handler).  I've tried increasing t...

Hello, i have setup of expressway-E and Expressway-C working as mobile and remote access and can't use for anything els , also i have  installed another Expressway-E and -C   will used for Cisco jabber Guest , Telepresence server virtual and TP cond...

Hi i am having 2911 cme router 10.5 i have uploaded the 10.5gui.tar file in flash , enabled http , dn webedit and web authentication . Still i am not able to get the gui .Also is it possible that i am having sip phones only voice register global . wi...

Hello all, I have the following issue.  My customer have about 200 sites.  But only about 20 are video enabled sites with enough BW. We implemented recently Jabber with MRA so end users can either register from customer LAN or from the internet. I w...

Hi all,i have recently upgraded my 8851 console with 36 expansion module to 10.3.1.The user uses extension mobility.All 36 buttons have BLF speed dials.After the user logs in to her profile, BLF works fine but after a random period ( 1hour maybe less...