Instruction manual

MERLIN LEGEND Communications System Release 5.0
Installation
555-650-140
Issue 1
June 1997
New Features and Enhancements
Page xix
Release 4.2 Enhancements
Release 4.2 Enhancements 0
Release 4.2 includes all Release 4.1 functionality plus the enhancements listed
below. There are no hardware changes for Release 4.2.
Additional Network Switch Interface and Services
Options for ISDN Primary Rate Interface (PRI) 0
Release 4.2 of the system supports connectivity to MCI
®
or local exchange
carrier (LEC) PRI services and to the following central office switch types (in
addition to the 4ESS
™
and 5ESS
®
switch types that are currently available for
AT&T Switched Network services):
■ Nortel
®
DMS
™
-100 BCS 36 for local exchange carrier
services
■ Nortel DMS-250 generic MC107 serving the MCI network
■ Digital Switch Corporation DEX600E generic 500-39.30
serving the MCI network