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Communications Manager / IOS

Streaming Multicast MOH (Music On Hold)

May 19, 2015 - by Andrew

Music on hold – everyone takes for granted that their old digital PBX had a 3.5 mm Audio input jack for hooking up your mp3/music device for on hold music. …

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Communications Manager / IOS

Callcentric VoIP with Cisco Unified Border Element (CUBE)

March 4, 2014 - by Andrew

  Callcentric.com offers cheap ITSP services – unfortunately they don’t list Cisco endpoints (other than ATA) as a supported user agent. Lucky for you (and Me) Its entirely possible to …

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Communications Manager / IOS

Troubleshooting failed calls

January 17, 2013 - by Admin User - Leave a Comment

Occasionally we’re asked to troubleshoot failed phone calls; however, in some case we are provided very limited details on the situation or symptoms under which the failure occurred.  To ensure …

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Communications Manager / IOS / Slideshow

Change calling number over SIP trunk

October 6, 2011 - by Admin User

Many SIP trunk providers will require you to send outbound caller-id as a number within the range of DID numbers assigned to your trunk; however, a few providers will allow …

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IOS / Slideshow

IOS CLI timesavers

October 25, 2010 - by Admin User
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IOS / Slideshow

Upgrade IOS on 3750 or 2960S stack

September 28, 2010 - by Admin User

Use the following command to upgrade IOS on a 3750 or 2960S switch stack:

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IOS

IOS CLI timesavers

June 17, 2009 - by Admin User

By utilizing the pipe (‘|’) character at the enable prompt, you can display only specific lines of the configuration and avoid having to page through the configuration to reach the …

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Latest Posts

Using MacOS built-in SFTP server

February 4, 2018February 4, 2018

Communications Manager ANI based call routing

January 24, 2018January 24, 2018

Rebooting CUCM servers, verifying system status and database replication

November 3, 2017November 4, 2017

Installing CA Signed Certs on CUCM

December 8, 2016October 27, 2017

CCX Scripting Series – Are there agents Logged-In or Ready?

May 19, 2015November 4, 2017

Useful Cisco Links

All of the links below are sourced from the Cisco Tools Catalog (found here).


Collab Solutions Analyzer
Bug Search Tool
Device Coverage Checker
Dialed Number Analyzer for CUBE
Product Upgrade Tool
Software Downloads
IOS Capture Config Generator
DSP Calculator

Cisco UC Virtualization Sizing

All of the links below are sourced from the Cisco UC on UCS Wiki Supported Applications page (found here).


CUCM Virtualization Specs
CUCXN Virtualization Specs
UCCX Virtualization Specs
CER Virtualization Specs
CUACA Virtualization Specs
IM&P Virtualization Specs

Generic Links

CNAM Database Lookup
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