Instruction manual

MERLIN LEGEND Communications System Release 5.0
System Planning
555-650-112
Issue 1
June 1997
Lines/Trunks
Page 3-17Selecting Line/Trunk Options
3
■ Allowing access to the Automatic Callback feature
■ Designating trunks for remote access
■ Specifying shared or dedicated access
■ Assigning barrier codes and class of restriction for security
For detailed information about these options, see the
Feature Reference .
You may want to assign remote access to only a few trunks and increase the
number later if more are needed.
NOTE:NOTE:NOTE:
If you want to allow remote access on DID trunks, the routing digits supplied
by the central office must match the factory-set remote access code (889)
or the remote access code assigned to the system in the following
procedure.
!
SecurityAlert:
The use of DID trunks for remote access is not recommended.
Planning Form Instructions
1. See ‘‘Numbering the System’’ in Chapter 2. Review the numbers available
in the numbering plan you have selected. Before you begin planning
remote access, check the Control Unit Diagram on Form 1 to verify that
one or more of the following types of modules are present: 400, 400
GS/LS/TTR, 008 OPT, 800 DID (Hybrid/PBX mode only), 800 GS/LS-ID,
012, or 016 modules.
2. Under the DID and Tie Trunks heading at the top of Form 3a, Incoming
Trunks: Remote Access, do
one of the following:
■ To keep the factory-set access code, check Remote Access Code:
889 and proceed to Step 3.
■ To change the factory-set access code:
a. Check Renumber to and write the new number on the line
provided.
b. On Form 2d, System Numbering: Special Renumbers, write
the new number in the Renumber to column of the Remote
Access Code section at the bottom of the form. Proceed to
Step 3.
3. Under the Automatic Callback heading at the top of Form 3a, check
one of
the following:
■ If you do not want remote callers to use the Automatic Callback
feature, check Disable (factory setting).