Virtual Tie Line - NEC NEAX 2400 IPX Programming Manual

VIRTUAL TIE LINE

V-18 VIRTUAL TIE LINE
1. General Description
This service feature provides the virtual tie line service by setting up a connection between a PBX and another
via ISDN network during the designated period of time.
While the virtual tie line is set, one of the B-channels on the setup connection is used as a CCIS No. 7 signal
channel and other B-channels as CCIS No. 7 voice channels.
<Structure of Virtual Tie Line>
PBX
PRT
CCH
CHAPTER 6
Page 214
Revision 1.0
ISDN
B-ch
B-ch
B-ch
Virtual Tie Line (6B x n)
D-ch D-ch
NDA-24305
PBX
PRT
CCH