Configuring Ripng Timers; Configuring Split Horizon And Poison Reverse - HPE 5800 Series Configuration Manual

Configuring RIPng timers

You can adjust RIPng timers to optimize the performance of the RIPng network. When you adjust
RIPng timers, consider the network performance, and perform unified configurations on routers
running RIPng to avoid unnecessary network traffic or route oscillation.
To configure RIPng timers:
Step
Enter system view.
1.
Enter RIPng view.
2.
Configure RIPng
3.
timers.

Configuring split horizon and poison reverse

If both split horizon and poison reverse are configured, only the poison reverse function takes effect.
Configuring split horizon
The split horizon function disables a route learned from an interface from being advertised through
the same interface to prevent routing loops between neighbors. Hewlett Packard Enterprise
recommends enabling split horizon to prevent routing loops.
To configure split horizon:
Step
Enter system view.
1.
Enter interface view.
2.
Enable the split horizon
3.
function.
Configuring the poison reverse function
The poison reverse function enables a route learned from an interface to be advertised through the
interface. However, the metric of the route is set to 16, which means the route is unreachable.
To configure poison reverse:
Step
Enter system view.
1.
Enter interface view.
2.
Command
system-view
ripng [ process-id ]
[ vpn-instance
vpn-instance-name ]
timers { garbage-collect
garbage-collect-value |
suppress suppress-value |
timeout timeout-value | update
update-value } *
Command
system-view
interface interface-type
interface-number
ripng split-horizon
Command
system-view
interface interface-type
interface-number
257
Remarks
N/A
N/A
Optional.
The RIPng timers have the following
defaults:
•
Update timer—30 seconds.
•
Timeout timer—180 seconds.
•
Suppress timer—20 seconds.
•
Garbage-collect timer—20
seconds.
Remarks
N/A
N/A
Optional.
Enabled by default.
Remarks
N/A
N/A