Configuring mbgp route dampening – H3C Technologies H3C S12500 Series Switches User Manual
Page 240

224
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter BGP view.
bgp as-number
N/A
3.
Enter IPv4 MBGP
address family view.
ipv4-family multicast
N/A
4.
Configure MBGP route
reception filtering
policies.
•
Reference an ACL or IP prefix list to
filter incoming routes:
filter-policy { acl-number | ip-prefix
ip-prefix-name } import
•
Reference a routing policy to filter
routes from an IPv4 MBGP
peer/peer group:
peer { group-name | ip-address }
route-policy policy-name import
•
Reference an ACL to filter routing
information from an IPv4 MBGP
peer/peer group:
peer { group-name | ip-address }
filter-policy acl-number import
•
Reference an AS path list to filter
routing information from an IPv4
MBGP peer/peer group:
peer { group-name | ip-address }
as-path-acl as-path-acl-number
import
•
Reference an IP prefix list to filter
routing information from an IPv4
MBGP peer/peer group:
peer { group-name | ip-address }
ip-prefix ip-prefix-name import
Use at least one method.
By default, no inbound route
filtering is configured.
5.
Specify the maximum
number of routes that
can be received from an
IPv4 MBGP peer/peer
group.
peer { group-name | ip-address }
route-limit limit [ percentage ]
Optional.
By default, the number is unlimited.
Configuring MBGP route dampening
By configuring MBGP route dampening, you can suppress unstable routes from being added to the
MBGP routing table or being advertised to MBGP peers.
To configure BGP route dampening:
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter BGP view.
bgp as-number
N/A
3.
Enter IPv4 MBGP address
family view.
ipv4-family multicast
N/A