Instruction manual

MERLIN LEGEND Communications System Release 5.0
System Planning
555-650-112
Issue 1
June 1997
Features
Page 4-45System Features
4
Planning Form Instructions
On Form 6f:
1. Write the name of the list in the space next to the list number.
2. Write the disallowed area codes, exchanges, and/or star codes in the
spaces provided (a maximum of 10 entries for each list). Use the wild card
character (“p”) to restrict an exchange from being dialed in any area code.
For example, to prevent users from directly dialing the 976 exchange in any
area code, write
1 p p p 9 7 6.
NOTE:
On Form 6f (page 3), Disallowed List #7 contains default entries (as
shown in Table 4-2
above) and is the system default disallowed list.
To change the entries in this list, cross out the default entry and write
the new values in the space provided.
3. Write the extension numbers of the telephones that you want to assign to
the list in the Disallow to Ext. Nos. column (see Form 2a).
4. Disallowed List Class of Restriction assignments apply to all remote access
users and cannot be assigned on an individual basis. Use Form 3a,
Incoming Trunks: Remote Access, if you planned Remote Access and
want to restrict callers through Disallowed Lists:
a. On Form 3a (page 3), in the Class of Restriction without Barrier
Codes section, write the list numbers under the Disallowed List
Access heading for either or both tie and non-tie trunks.
!
SecurityAlert:
To help prevent toll fraud, barrier codes should always be assigned and
should also be the maximum length allowed.
b. On all copies of Form 3a (page 4), Class of Restriction with Barrier
Codes, write the list numbers under the Disallowed List Access
heading for each barrier code.
Call Restriction Summary 4
After the individual telephone forms have been completed, Form 6g, Call
Restriction Assignments and Lists, can be used as a summary and telephone
programming aid for telephone calling restrictions as designated in this chapter.