656 CHAPTER 43: DYNAMIC ROUTE BACKUP CONFIGURATION COMMANDS
ip ip-address: IP address of the network segment to be monitored.
mask: Network mask.
mask-length: Network mask length, ranging from 0 to 32.
Description Use the standby routing-rule command to create a dynamic route backup
group and add the network segment to be monitored to this group.
Use the undo standby routing-rule command to remove a dynamic route
backup group or remove the monitored network segment from this group.
By default, no dynamic route backup group is created.
nUp to 255 monitored network segments can be added to a dynamic route backup
group. The primary link is considered to be disconnected when there is no valid
route to any of the monitored network segments in a dynamic route backup
group.
Example # Create dynamic route backup group 1 to monitor routes to the network
segments 20.0.0.0/8 and 30.0.0.0/8.
<Sysname> system-view
[Sysname] standby routing-rule 1 ip 20.0.0.1 255.0.0.0
[Sysname] standby routing-rule 1 ip 30.0.0.1 255.0.0.0

standby timer routing-disable

Syntax standby timer routing-disable seconds
undo standby timer routing-disable
View Interface view
Parameter seconds: Delay between primary link connection and backup link disconnection,
ranging from 0 to 65,535 in seconds.
Description Use the standby timer routing-disable command to configure the delay
between primary link connection and backup link disconnection. .
Use the undo standby timer routing-disable command to restore the
default.
By default, the delay between primary link connection and backup link
disconnection is 20 seconds.
Example # Set the delay between primary link connection and backup link disconnection to
5 seconds on Bri 3/0.
<Sysname> system-view
[Sysname] interface bri 3/0
[Sysname-Bri3/0] standby timer routing-disable 5