Nortel Networks NN43001-301 - Manual (Page 181)

MSDL switch settings 181
Figure 68
NT6D11AB, NT6D11AD DCHI with ISL low-speed programming jumper settings
MSDL switch settings
For ISL functions, use the following switch settings.
• DTE for high speed programming;
• RS-232 for 19.2 Kbps and below;
• External clock (in LD17) provided by modem, ADM, or ASIM, HSDM:
otherwise, DCH runs at 64 Kbps. Refer to
Figure 69 "MSDL/ISL
settings" (page 182) .
Nortel Communication Server 1000
ISDN Primary Rate Interface Installation and Commissioning
NN43001-301 02.03 Standard
Release 5.5 7 December 2007
Copyright © 2003-2007, Nortel Networks
.