86 CHAPTER 2: DIAL PLAN
7Repeat until all VTLs are moved to Extensions in List.
Adding VTL Devices
to the Pretranslators
(Optional)
If you optionally added a pretranslator to the dial plan to reformat the
information on incoming calls, you must add the VTL devices to that
pretranslator.
To add the VTL devices to the pretranslator:
1In the NBX NetSet - Main Menu window, click Dial Plan.
2Click the PreTranslators tab.
3In the scroll list, select VTL.
4Click the Devices Using button.
5In the Devices Using Pretranslator window, scroll down in the Devices Not
Using Pretranslator list until you see the devices associated with VTLs. For
a 4-digit dial plan, the VTL device extensions range from 6500 through
6523. For a 3-digit dial plan, VTL device extensions range from 623
through 630.
6Select the first VTL device extension.
7Scroll until you can see all of the VTL device extensions.
8Simultaneously press the Shift key and click the last VTL device extension
to select the entire block of VTL device extensions.
9To move all VTL device extensions to the Devices Using Pretranslator list,
click <<.
Table19 Virtual Tie Line Extension Ranges
Platform Extension Range
SuperStack 3
4-digit dial plan 6500–6523
SuperStack 3
3-digit dial plan The default dial plan for a SuperStack 3 NBX system is
4-digit. If you convert to a 3-digit dial plan, you must
manually change each 4-digit extension to a 3-digit
extension. For VTLs, you can select any unused 3-digit
extension from the external extension range (600–799).
NBX 100
4-digit dial plan The default dial plan for an NBX 100 system is 3-digit. If you
convert to a 4-digit dial plan, you must manually change
each 3-digit extension to a 4-digit extension. For VTLs, you
can select any unused 4-digit extension from the external
extension range (6000–7999).
NBX 100
3-digit dial plan 623–630