Diagnosing the Dial Plan - Partitions & Calling Search Space

Posted by Ben Petroff on May 9, 2017 10:29:59 AM

Diagnosing problems in your Cisco unified communications dial plan can be difficult as there are a large variety of ways in which it can be broken and generally, to identify these, a solid base understanding of the underlying features is required. With that said, let’s look at the base of your UC dial plan and a few problems that could arise at this level.

At its base, Cisco Unified Communications Manager (CUCM) is built upon Partitions and Calling Search Spaces. We need to understand how these interact before we can hope to solve any issues with our dial plan.

 

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Topics: Cisco Unified Communications Manager, global dial plan replication, Dial Plan, Calling Search Space, Partitions

New Practices for CUCM Dial Plans

Posted by Eric Losier on Apr 6, 2017 12:40:19 PM

 

Traditionally, enterprise dial plans for organizations running Cisco Unified Communications Manager (CUCM) were structured in a simple fashion. Each user would get assigned with an internal extension (aka Directory Number), usually 4 to 6 digits long. Users would also get assigned with an externally reachable phone number (aka DID, or Direct Inward Dial).

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Topics: Cisco Unified Communications Manager, global dial plan replication, ILS, GDPR, intercluster lookup service, EAN, Enterprise Alternate Number, E.164

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