Interpreting Pri Dtci States - Nortel DMS-250 Reference Manual

10-12 Service verification

Interpreting PRI DTCI states

Table 10-5 lists PRI DTCI states.
Table 10-5
PRI DTCI states and actions
DTCI state
In service (INSV)
In service trouble (IStb)
Off-line (OFFL)
Manual busy (MANB)
C-side busy (CBSY)
System busy (SYSB)
Restoring service to the DTCI
Table 10-6 lists DTCI states and actions.
Table 10-6
DTCI states and actions
DMS-250
Resource out of service
switch states
MANB DTCI is manual busy
ISTB DTCI is in service trouble
297-2521-106 Standard 23.01 March 2001
Explanation and action
The DTCI is in service. No action is required.
A fault does exist in the DTCI; however, services are not impacted.
The DTCI is off-line and possibly pending office data modifications.
The DTCI has been manually busied by maintenance personnel.
Manual maintenance may be in progress.
This implies there is no in-service message connection between the
DTCI and the network, or the network is out of service.
The DTCI is out of service. The system has detected a fault and
taken the DTCI out of service.
—end—
Actions to be taken
From PM level of the MAP terminal:
- Post the DTCI
- Return the DTCI to service
From PM level of the MAP terminal:
- post the DTCI
- enter QUERYPM FLT
- diagnose fault
—end—