IP Telephony and Phones

All the TVS certificates in my cluster are due to expire at the same time in the next few days. I've been reading about the CUCM "Security By Design" and its certificates. The general idea appears to be: Either play with the CUCM certificate OR the T...

Hi, I am in the process of planning an upgrade from UCM/UCXN v9.1 to v11 with an end goal of integrating everything with IMP/Expressways for MRA/Expressways for Jabber Guest/ Conductor and vTPS. With this in mind i will need to move from IP address t...

Hi guys, I'm about to connect NEC handsets to a 2960s access switches. My goal is to have the NEC phones boot up in the voice VLAN specified with the 'switchport voice vlan x' command, without first getting an IP address or broadcasting in the 'data/...

Greetings!Does anyone know when happens situation described below?Part of trace log:10/09/2013 11:53:05.409 CCM|MediaTerminationPointControl(41)::waiting_AllocateMtpResourceReq - (capCount,region),A(8,Moscow),B(13,Moscow), reqDevCap=0x12, supDevCap=0...

I am looking for security details for CUCM, Unity Connection and Jabber. It would be great to get some slides/Presentation. I need to know details of encryption when user use Jabber for IM or other communications. Security/Encryption details regardin...

We are running Callmanager 10.5 and have several 8831 Conference phones running without issues with firmware load sip8831.9-3-3-5.  However several new 8831 phones register and you can call them, but the keypad is stuck with the Cisco Logo and you ca...

Good evening, I started at a place that installed Cisco Meeting Place many years ago. Yesterday the Cisco 2821 that was terminating the T1's had a hardware failure. We have received a replacement but they never saved the configuration to memory so th...

In the past, we've sold and installed SynApps's call accounting software for our UC customers. SynApps discontinued their product, and now we need to find a new solution. What's everyone using out there? I know about two, ISI and imagicle, just wonde...