Configuring Bgp Route Attributes; Configuring Bgp Route Dampening - H3C S7500E Series Operation Manual

Operation Manual – IPv4 Routing
H3C S7500E Series Ethernet Switches

5.4.8 Configuring BGP Route Dampening

By configuring BGP route dampening, you can suppress unstable routes from neither
adding them to the local routing table nor advertising them to BGP peers.
Follow these steps to configure BGP route dampening:
To do...
Enter system view
Enter BGP view
Configure BGP route
dampening

5.5 Configuring BGP Route Attributes

5.5.1 Prerequisites
Before configuring this task, you have configured BGP basic functions.
5.5.2 Configuration Procedure
You can configure BGP route attributes to influence BGP route selection.
Follow these steps to configure BGP route attributes:
Enter system view
Enter BGP view
Configure preferences for
external, internal, local routes
Configure the default local
preference
Use the command...
system-view
bgp as-number
dampening [ half-life-reachable
half-life-unreachable reuse
suppress ceiling | route-policy
route-policy-name ] *
To do...
5-27
Chapter 5 BGP Configuration
Use the
command...
—
system-view
—
bgp as-number
preference
{ external-prefere
Optional
nce
The default preferences
internal-preferenc
of external, internal, and
e local-preference
local routes are 255, 255,
| route-policy
and 130 respectively.
route-policy-nam
e }
default
Optional
local-preference
100 by default
value
Remarks
—
—
Required
Not configured by
default
Remarks