NEC NEAX 2000 IPS - Trunk-To-Trunk Restriction-Ccis

CHAPTER 3 SYSTEM DATA PROGRAMMING
– 332 – NWA-008853-001 Rev.3.0
97ch3005.fm
TRUNK-TO-TRUNK RESTRICTION-CCIS
General Description
This feature allows Trunk-to-Trunk tandem restriction by caller’s information sent from each office (e.g.,
caller is a trunk) through the CCIS network.
Case 1: A tandem connection at the following office can be restricted by Trunk Restriction Class of
Trunk A and Outgoing Connection Restriction data of Trunk B.
Case 2: When Station B transfers an Incoming Call through CCIS to Trunk C, a Trunk-to-Trunk con-
nection can be restricted by Trunk Restriction Class of Trunk A and Outgoing Connection Re-
striction data of Trunk C.
INCOMING
TRUNK
Trunk A
Office
B
Office
A
OUTGOING
TRUNK
Trunk B
CCIS
INCOMING
TRUNK
Trunk A
Office
B
Office
A
Station B
CCIS
Trunk C
Transfer by
CONSULTATION
HOLD
TRUNK-TO-TRUNK RESTRICTION-CCIS