The filter feature in the Users, Phones and DID contains the ability to search to make looking for an item faster.
Filter for item:
1. Select the item you wish to filter:
2. Click into the filter box
3. Enter in search criteria in the filter text box. The screen will automatically navigate to the instance of the information entered in the search box
4. The total number of records found by the search is displayed at the bottom of the panel.
5. If you do not see an item in the list that you just entered click on the Refresh button.