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REFERENCES
GBS SCAN Competitive Newsletter, “Everything You Need to Know About ISDN”, Nov/Dec 1988.
MERLIN LEGEND Key System Planning Manual (555-610-112)
MERLIN LEGEND PBX System Planning Manual (555-610-113)
MERLIN LEGEND Data Guide (555-610- 114), Chapter 2
MERLIN LEGEND System Reference Manual (555-610-110)
MERLIN LEGEND Installation, Programming, and Maintenance Manual (555-610-140)
AT&T ESF T-1 Channel Service Unit User’s Manual (999-100-305), 1988.
Lescinsky, F.W.; FDS ISDN PRI Digital Data, Iss. 1.1; 8/13/91
Wright, A.E.; FDS ISDN PRI Service, Iss. 1.0; 2/13/90
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