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CCNP Collaboration

Cisco CUCM Regions


In this article, we will discover how Cisco Unified Communications Manager version 9 and above behave with the regions. Here is the call setup: HQ: CIPC phone 1: x1000 Branch1: CIPC phone 2 x2001 1. case #1: both phone 1 ... Read More »

Cisco CUCM Audio Conferencing

network setting: three phones registered to CUCM CIPC: x1000 EyeBeam: x1002 X-Lite: x1003 Ad Hoc conference From CIPC, I make a call to EyeBeam then press the Confrn softkey: I make a second call to X-Lite and press the Confrn ... Read More »

Cisco Class Of Restriction COR

This article demonstrates how to use the COR feature to establish classes of service. We have two phones at HQ site: x1000 and x1003. x1000 is a manager. x1003 is a security guard. Obviously, we will assign the national PSTN access ... Read More »

Cisco Unified Border Element CUBE


In this blog I am displaying examples of protocol interworking performed by Cisco CUBE and then display the output with some “show” CLI commands. The lab setting we are going to use is as follows: In this topology, all the ... Read More »