IP Telephony and Phones

we have deployed one cisco unified cme  for customer after configuring all the requirements from ITSP for out-bound call we are not able to make calls...below are the " output for the configuration and debug for voip dialpeer " kindly suggest if any ...

I can’t connect my iPhone to my Cisco IP Phone 8865’s Bluetooth. It doesn’t find it when scanning yet it fiends other audio devices. model: CP-8865-3PCC-K9Software Version: sip8845_65.11-2-1MPP-630.loads

VoiHi everybodyI have a E1 CAS configured in a voice enabled router. Users comply because they don't see the caller phone number (ANI). Originally the configuration of the E1 was the following: controller E1 0/0/1framing NO-CRC4 ds0-group 1 timeslots...

Hello all. I cannot find any specific information from CIsco that states Expressway 12.5 or 12.6 is compatible with CUCM 12.0.1SU3CSR12.0 recommended expressway version is x8.11.2. Does it mean expressway 12.x is not compatible? Can anyone confirm th...

weird issue it just started happening few days ago out of nowhere,  the usual procedure to make a phone call by most of my users is to pick up the handset listen to the Tone and dial out 9,xxxxxxxxxx, that only works on the default line or Line 1, if...

Hello all. , if somebody clicks a Phone number in an outlook signature that is prefixed say 123 is there a way we can get call manager to strip the 123 from the signature hyperlink for example say a number is 1234567 so we only want jabber to call 45...

Hi  I have my cucm 12.5 with Ext Mob, the issue I see  is, if I don't log out from the ext mob service and I restart my phone from the CUCM or I unplugged my phone from the network, I still see the user logged in with the ext mob. Thanks. 

Having an issue with one of our sites (90) total where all sites use a centralized sip service at our corporate office (also where CUCM's reside).  All of the sites are connected by a VPN Internet Connection back to corporate.  The one site's issue i...

Is it possible to format the storage on an 8821 using the power on keypad sequence and then install firmware via USB?

Hi,I have a cisco prime licence manager  11.0.1.21900-11, i have recently upgrade my cisco unity connection to 11.5.1.18900-97. But since, i have in prime licence manager an application error "Application error licences cannot be migraged".Have you a...

Hello, My customer is running CUCM version 11.5 and trying to integrate a 3rd Party PBX (3CX) that it has in the office so that extensions on CUCM can 4 digit dial 3CX extensions. The 3CX system requires the SIP Trunk to have authentication. I know t...

Hi, I am upgrading my CUBE (300 sessions) in active/standby mode (not box-to-box redundancy) to 4331 series routers with IOS 17.2.1r. For the session license, do I need to purchase 300 sessions for each CUBE (total 600) or I need to purchase only 300...

I have a spare 4331 router (ISR4331/K9) with version 16.6.4 which I plan to use as my CUBE and I plan to upgrade IOS to the version 17.2.1r to use it with Microsoft phone system for external calls.The license information on this router is as below:Ro...