586 CHAPTER 37: ISDN CONFIGURATION COMMANDS
<Sysname> system-view
[Sysname] interface bri 2/0
[Sysname-Bri2/0] isdn q921-permanent
isdn send-restart
Syntax isdn send-restart
undo isdn send-restart
View System view
Parameter None
Description Use the
isdn send-restart command to enable PRI interfaces to actively send
ISDN RESTART messages.
Use the
undo isdn send-restart command to disable PRI interfaces to actively
send ISDN RESTART messages.
After the function is enabled, PRI interfaces actively send RESTART messages. to
clear calls of the remote end before maintaining B channels.
By default, the PRI interface actively sends RESTART messages to the remote end
before maintaining B channels.
Example # Enable the PRI interface to send RESTART messages before maintaining B
channels.
<Sysname> system-view
[Sysname] isdn send-restart
isdn spid auto_trigger
Syntax isdn spid auto_trigger
View ISDN BRI interface view
Parameter None
Description Use the
isdn spid auto_trigger command to enable SPID auto-negotiation once
on the BRI interface running the NI protocol.
On a BRI interface compliant with the North American ISDN protocol, the router
can place a call only after SPID negotiation or initialization. SPID information can
be obtained via static configuration or dynamic negotiation. You may manually
trigger a new SPID negotiation request by executing this command if the SPID
negotiation in dynamic negotiation fails or just for the purpose of testing.
