Dedicated Mode Using Leased Line - Nortel 1000 Installation And Commissioning Manual

Figure 70
ISL in shared mode

Dedicated mode using leased line

In this configuration, the D-channel connects the DCHI or MSDL to a
modem which communicates with a far-end modem over a dedicated leased
line. See
2400 baud D-channel can support signaling for approximately 382 (T1) or
480 (E1) trunks without non-call associated messages.
Both modems should be set in the synchronous mode.
Figure 71
ISL dedicated mode, using leased line
Copyright © 2003-2007, Nortel Networks
.
Figure 71 "ISL dedicated mode, using leased line" (page
Nortel Communication Server 1000
ISDN Primary Rate Interface Installation and Commissioning
NN43001-301 02.03 Standard
Release 5.5 7 December 2007
Dedicated mode using leased line 183
183). A