Nortel Communication Server 1000 Maintenance Manual page 125

Table 50
D-channel commands (LD 96) (cont'd.)
Command
RLS DCH N
SDCH
RST DCH N
STAT DCH (N)
STAT MSGI (N)
STAT MSGO (N)
TEST-100/101/20
0/201
STAT SERV
ENL SERV N
DIS SERV N
Maintenance messages
D-channel status and error conditions are reported as DCH messages.
These messages can be found in the Software Input Output Reference -
System Messages (NN43001-712) () .
Maintenance testing
ISL back-to-back (without modems)
For maintenance reasons or testing purposes it is sometimes necessary
to connect ISL back-to-back (without modems). Use the diagram shown
in Figure 27 "ISL back-to-back connection" (page 126)
connection. This connection is normally done within the same system in a
lab environment.
Copyright © 2003-2009 Nortel Networks
.
Action
Release D-channel N.
Release a D-channel and switch D-channels.
Reset D-channel N.
Print D-channel status (link status).
Print incoming message monitor status.
Print outgoing message monitor status.
See DCH tests in technical document.
Print the current service and service acknowledge message
for DCHI N.
Enable service messages for DCHI N.
Disable service messages for DCHI N.
Nortel Communication Server 1000
ISDN Primary Rate Interface Maintenance
NN43001-717 03.01
11 May 2009
ISL maintenance tools 125
to accomplish the