Returning A Busy D-Channel To Service Isdn Pri Single D-Channel - Nortel North American DMS-100 Instruction Manual

Application
Use this procedure to return a busy D-channel to service.
Definition
The D-channel is in
•
•
The PRI trunk is D-channel manual busy (DMB). The DMB PRI trunk
indicates the manual removal from service of the D-channel associated with
the trunk group. Trunk group members associated with the out-of-service
D-channel remain DMB until the restoration of the D-channel. Only members
that are INB do not remain DMB until the restoration of the D-channel.
Common procedures
There are no common procedures.
Action
This procedure contains a summary flowchart and a list of steps. Use the
flowchart to review the procedure. Follow the steps to perform the procedure.
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued) 1-283
the installation busy (INB) state. This state indicates an installed
D-channel that is not in service
the manual-busy (MB) state. This state indicates the manual removal of the
D-channel from service
Returning a busy D-channel to service
ISDN PRI single D-channel