Create User Extension; Configure Extension Range; Figure 5: Create User Extension - Extension Range - Grandstream Networks UCM6 Series Basic Configuration Manual

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.
In the figure above, the user extension range is set with a starting extension of 1000 and ending at 6299. This
Figure 5: Create User Extension – Extension Range
UCM6XXX Basic Configuration Guide
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