3com S7906E 설치 설명서
1-7
To do…
Use the command…
Remarks
Specify an IPv6 ACL to filter
routes from a peer/peer group
routes from a peer/peer group
peer { ipv6-group-name |
ipv6-address } filter-policy
acl6-number import
ipv6-address } filter-policy
acl6-number import
Specify an AS path ACL to filter
IPv6 BGP routing information
from a peer/peer group
IPv6 BGP routing information
from a peer/peer group
peer { ipv6-group-name |
ipv6-address } as-path-acl
as-path-acl-number import
ipv6-address } as-path-acl
as-path-acl-number import
Specify an IPv6 prefix list to filer
routes from a peer/peer group
routes from a peer/peer group
peer { ipv6-group-name |
ipv6-address } ipv6-prefix
ipv6-prefix-name import
ipv6-address } ipv6-prefix
ipv6-prefix-name import
configured, they are applied in
the following sequence:
the following sequence:
z
filter-policy import
z
peer filter-policy import
z
peer as-path-acl import
z
peer ip-prefix import
z
peer route-policy import
A filter policy can be applied
only after the previous one is
passed; routing information can
be received only after passing
all the filter policies configured.
only after the previous one is
passed; routing information can
be received only after passing
all the filter policies configured.
Specify the upper limit of
prefixes that can be imported
from a peer/peer group
prefixes that can be imported
from a peer/peer group
peer { ipv6-group-name |
ipv6-address } route-limit limit
[ percentage ]
ipv6-address } route-limit limit
[ percentage ]
Optional
The number is unlimited by
default.
default.
A peer can has an inbound route filtering policy different from that of the peer group it belongs to. That
is, peer group members can have different inbound route filtering policies.
Configuring IPv6 MBGP Route Dampening
Follow these steps to configure IPv6 MBGP route dampening parameters:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter BGP view
bgp as-number
—
Enter IPv6 MBGP address
family view
family view
ipv6-family multicast
—
Configure IPv6 MBGP route
dampening parameters
dampening parameters
dampening
[ half-life-reachable
half-life-unreachable reuse
suppress ceiling | route-policy
route-policy-name ]*
[ half-life-reachable
half-life-unreachable reuse
suppress ceiling | route-policy
route-policy-name ]*
Optional
Not configured by default
Configuring IPv6 MBGP Route Attributes
This section describes how to use IPv6 MBGP route attributes to affect IPv6 MBGP route selection.
IPv6 MBGP route attributes involve:
z
IPv6 MBGP protocol preference
z
Default LOCAL_PREF attribute
z
MED attribute
z
NEXT_HOP attribute
z
AS_PATH attribute