Command Reference Guide

3Com Router 5000 Family and Router 6000 Family debugging isdn ● 49
Command Reference
debugging isdn
Purpose Use the debugging isdn command to enable ISDN debugging.
Use the undo debugging isdn command to disable ISDN debugging.
Syntax debugging isdn { cc | q921 | q931 | qsig | | spid } [ interface type
number ]
undo debugging isdn { cc | q921 | q931| qsig | spid } [ interface type
number ]
Parameters cc
Enables ISDN CC module debugging.
q921
Enables Q.921 debugging.
q931
Enables ISDN Q.931 module debugging.
qsig
Enables ISDN Q.SIG module debugging.
spid
Enables SPID debugging for the BRI interfaces running
the NI protocol.
interface type number
Interface type and number. You can enable ISDN
signaling debugging on an interface by specifying its
type and number. If no interface has been specified,
the system will enable ISDN signaling debugging on all
the ISDN interfaces.
Example Enable CC debugging.
<3Com> debugging isdn cc
Disable CC debugging.
<3Com> undo debugging isdn cc
View This command can be used in the following views:
■ User view
Description You must enable terminal debugging first before ISDN debugging can take effect.