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CCNP Voice

CUCM Translation Patterns

A translation pattern can be set in routing mode or in blocking mode. Let’s try both combinations. Once expanding the pattern 9999 to a PSTN number, and once blocking it. configuring a routing translation pattern We configure a translation pattern with ... Read More »

Cisco CUCM Toll Fraud


Toll Fraud Scenarios In these sample Toll fraud scenarios, we will assume that we have the following elements: Destination A Destination B corporate user John. destination A and destination B are international numbers. scenario 1 John calls A and puts ... Read More »

Cisco CUCM Wildcards


In this post we will lean some of Cisco CUCM wildcards. They are used in route patterns and translation patterns.  The most famous ones are described below. the X wildcard The X wildcard replaces only one character. For example, 587X ... Read More »

CUCM Prefix Digits


“Prefix Digits” is a dialing transformation for both inbound and outbound calls. It allows to prepend the called number or the calling number with a set of digits before sending the call to the next stage of call routing. This ... Read More »

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