CIPTV 1 - Dial Plan - Describe the compents of a dial plan

Introduction :

To start of with, we are going to define and describe a dial plan and its compents, so in a nutshell the dial plan is a set of compenents , the sum of this compenets define the building blocks of how a call processing agent in a ToIP and VidoIP architecture can route calls.

(Image taken from Cisco SRND , http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/srnd/9x/uc9x/dialplan.html#wp1282196)

Note : the implentation of this compents differs depending of the call processing unit nature.

Dial Plan compenents :

1. Endpoint addressing or numbering plan
2. Path selection or route plan
3. Calling privelges or   
4. Digit Manipulation
5. Call coverage