ISDN Debug and Show Commands
shutdown (BRI)
This command forces all data calls to be disconnected and signals all internal XSR resources that
the port is not available.
Syntax
shutdown [board/slot/port]
board/slot/port
Syntax of the "no" Form
no shutdown [board/slot/port]
Mode
Interface configuration:
ISDN Debug and Show Commands
debug isdn
This command initiates a Layer 2 or 3 ISDN debug session to trace failed calls at the D channel
level. Issuing the command has the effect of locking out debugging by any other Telnet or Console
connection. If both Layer 2 (Q921) and 3 (Q931) choices are selected, tracing will display both
layers.
You can exit the debug session either by isuing the
Telnet or Console session.
Optionally, you can set a limit of up to 9999 messages which will display at the CLI after which the
debug session will end. If the limit is not specified, after 100 displayed messages, the
isdn
command will automatically be run. The
each time
Syntax
debug isdn slot/card/port Q931 | Q921 [limit {10-9999}]
slot/card/port
Q931
Q921
limit
10-9999
11-92 ISDN BRI and PRI Commands
XSR board, slot and port numbers.
XSR(config)#shutdown
Note: To prevent unauthorized personnel from observing the debug session on the network, users
with privilege level 15 only can issue this command.
debug isdn
is entered.
ISDN board, slot, and port numbers.
Layer 3 protocol tracing enabled for a port issue.
Layer 2 protocol tracing enabled for a port issue.
ISDN debug session exits after all messages display.
Number of messages displayed during a debug session.
no debug isdn
command or terminating the
limit
parameter is a global value that is refreshed
no debug