650 CHAPTER 45: CONFIGURING A STANDBY CENTER
priority; after the logic channel changes to up, it's required to switch from the
standby interface with the second highest priority to this logic channel.
Perform the following commands in the view of the logic channel.
Tabl e 701 Set the State-judging Conditions When the Main Interface is a Logic Channel
By default, time is set to 0 and seconds is set to 1 second.
Configuring Standby
Load Sharing Conduct the following configuration under the interface view or logic channel
view.
Tabl e 702 Configure Interface or Logic Channel Load Sharing
By default, the standby load sharing function of interface is not enabled.
Displaying and Debugging the
Standby Center
Please perform the following configuration in all views.
Tabl e 703 Display and Debug Standby Center
Standby Center Configuration
Examples
This section describes several different configurations for standby centers with a
suggested procedure for each configuration
Standby Between
Interfaces Take interface Serial 2 as the standby interface for interface Serial 1.
1Enter the view of Serial 1.
[Router]interface serial 1
2Set Serial 2 as its standby interface.
[Router-Serial1]standby interface serial 2
3Set the time for switchover between main and standby interfaces as 10 seconds.
[Router-Serial1]standby timer enable-delay 10
[Router-Serial1]standby timer disable-delay 10
Operation Command
Set the condition for judging the logic channel as
down: the logical channel is regarded as down after
the specified number of unsuccessful calls.
standby state-down times
seconds is set to make regular inspections so as to
check whether the original logic channel has
recovered its “up” state.
standby state-up seconds
Operation Command
Configure the standby load sharing of
interface or logic channel standby threshold enable-threshold
disable-threshold
Disable the standby load sharing
configuration of interface and logic
channel
undo standby threshold
enable-threshold disable-threshold
Operation Command
Turn on the standby center debugging debugging standby { event | packet }