IP Telephony and Phones

Cisco Unified CM Administration System version: 10.5.2.12901-1Product Type: Cisco ATA 191Device Protocol: SIPThanks to anyone who addresses my question! I have an ATA that periodically loses registration.Looking at he the ATA logs, I see it keeps rep...

How do I go about updating the names on the sidecar?

Bought a brand new ATA 191 Multiplatform on Amazon and entered all the same information that I had in my PAP2T: server, credentials, etc.PAP2T worked and continues to work.ATA 191 gets a 403 error. All credentials were copy and paste, so no typing er...

Hi,I have a question which is how to block an incoming call on CUCM or a gateway level. Any help will be appreciated

Hi, I have Cisco ISR4331 with Version (Version 03.16.04b.S )((X86_64_LINUX_IOSD-UNIVERSALK9-M), Version 15.5(3)S4b) . I am trying to register sip phones on this and have succeeded. I used bind address command so that sip phones do get registered. but...

I configured a CP-8945 phone last month and when I plugged it back on the network, it states "Phone not registered."  It was working fine and now it won't connect to the network.  Any ideas?  Thank you.

User Rank field from End user is not available from getUser/updateUser AXL request I couldn't find the user rank tag from xsd file. How can I set or capture the field using getUser/updateUser request?  

Hello,We have 2 sites in each a CUCM and a recording system (third party application)When testing the recording system with the remote CUCM, it just doesn't work : CUCM1 with Recorder2, or CUCM2 with recorder1. CUCM1 works fine with recorder1 and CUC...

Hi,We have recently changed a phone (CP 8821) and worked for few weeks. Then suddenly stooped because it could not turn on without connecting to the charger. we have also changed the battery but problem looks same. Active load was sip8821.11-0-3SR6-1...