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UCM6XXX Basic Configuration Guide
CREATE USER EXTENSION
Configure Extension Range
First part of configuring the UCM62xx series should be about planning for expansion. Here are some questions
to think about when setting up extension ranges:
How many users are in the office?
Will there be departments within the office?
Is this office interconnecting with another office?
Once there’s a clear picture of how many users will be at each location, how departments are going to be
segmented and what’s the expected growth of the company, a user can then configure the extension range.
Navigate to PBX Settings General Settings Extension Preference.
Figure 5: Create User Extension – Extension Range
In the figure above, the user extension range is set with a starting extension of 1000 and ending at 6299. This