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Administration for Network Connectivity
555-233-504 — Issue 1 — April 2000 CID: 77730
B Private Networking
This appendix contains five main sections: (1) a description of Distributed Communications
System (DCS) and the features that can be used transparently on a DCS network, (2) a
description of ISDN Plus networking capability, (3) a description of QSIG and its features, (4) a
brief description of Centralized Voice Mail with Mode codes, and (5) a brief description of Japan
TTC private networking protocols.
Contents of this Appendix
Distributed Communications System (page 312)
ISDN Feature Plus (page 355)
QSIG (page 360)
Centralized Voice Mail Via Mode Code (page 395)
Japan TTC Q931-a Private Networking Protocols (page 400)