Unified Communications Infrastructure

Hi. I have a Cisco ISR921 router. Can I use it as a voice gateway to establish sip trunk connection with SBC?I don't have voice commands on that and I can't see UCK9 license on that.

I inherited a 2-node Unity Connection cluster and a 2-node CUCM cluster which have the SCCP connections between them.  I'm trying to understand how the Unity servers determine how to pass Transfer to Alternate Contact Number calls to the CUCM cluster...

Hello, this is a recurrent question but I see only a very old one. we use Cisco Jabber 14 and 15 and Expressway MRA X15.2.4 is it still needed configure the directory like UDS and build a webserver for load the contact photos? regards,

Hi  I am working on a scenario, where I have requirement to configure Hotline Phones in a Point to Multipoint Configuration. One Hotline Phone in a central location and three remote hotline phones in three different locations having different extensi...

Hi Everyone,  I have an issue with CUACA Client 14.0.2, with have to migrate the operators to another server and our customer wants to get all the "Personal Directory Groups" and "Speed Dials" manually created. the question is, are there SQL Queries ...

We have CUCM 15.  If I go to the CUCM site using a DNS name, I am brought to the selector page (Manager or Self Care) with the DNS name in the address bar.  Selecting Cisco Unified Communications manager I am then brought to the management Login page...

I need some help determining the process and impact of changing my Call Manager names under System > Server.For reference my cluster is version 14.  All nodes within the cluster were installed with a host name and the domain name is configured.  Addi...

Hello everyone, has anyone successfully deployed WebRTC integration with SBC/CUBE. If so, could you please share a sample configuration and any relevant Cisco documentation links? Thank you.