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MERLIN LEGEND Communications System Release 5.0
System Manager’s Guide
555-650-118
Issue 1
June 1997
Features and Applications
Page 4-51Features
4
operator position but not included in a Night Service group, Night Service does not
affect it. The following types of lines can be assigned to a Night Service group:
■ Analog ground-start and loop-start lines/trunks as well as digital T1 voice
operation lines that emulate these types
■ ISDN digital PRI lines that are routed by line appearance
■ Digital NI-1 BRI lines
■ Automatic incoming tie trunks
The following types of lines cannot be assigned to a Night Service group:
■ DID (Direct Inward Dial)
■ ISDN digital PRI routed by dial plan
■ Tie trunks directed to an extension (dial-in tie trunks)
■ Lines whose ports are programmed for Loudspeaker Paging, Alarm, or
Music on Hold
For information about how Night Service works with coverage, see ‘‘
Covering
Calls’’ on page 4-32; to learn more about Night Service and calling restrictions,
see ‘‘
Night Service with Outward Restriction’’ on page 4-44.