219
Step Command
Remarks
2.
Enter BGP IPv6 unicast
address family view,
BGP-VPN IPv6 unicast
address family view, or
BGP IPv6 multicast
address family view.
•
Enter BGP IPv6 unicast address
family view:
a.
bgp
as-number
b.
address-family ipv6
[
unicast
]
•
Enter BGP-VPN IPv6 unicast address
family view:
a.
bgp
as-number
b.
ip vpn-instance
vpn-instance-name
c.
address-family ipv6
[
unicast
]
•
Enter BGP IPv6 multicast address
family view:
a.
bgp
as-number
b.
address-family ipv6 multicast
N/A
3.
Configure BGP route
distribution filtering
policies.
•
Reference an ACL or IPv6 prefix list to
filter advertised BGP routes:
filter-policy
{
acl6-number
|
prefix-list
ipv6-prefix-name
}
export
[
direct
|
isisv6
process-id
|
ospfv3
process-id
|
ripng
process-id
|
static
]
•
Reference a routing policy to filter
BGP routes advertised to a peer or
peer group:
peer
{
group-name
|
ipv6-address
}
route-policy
route-policy-name
export
•
Reference an ACL to filter BGP routes
advertised to a peer or peer group:
peer
{
group-name
|
ipv6-address
}
filter-policy
acl6-number
export
•
Reference an AS path list to filter
BGP routes advertised to a peer or
peer group:
peer
{
group-name
|
ipv6-address
}
as-path-acl
as-path-acl-number
export
•
Reference an IPv6 prefix list to filter
BGP routes advertised to a peer or
peer group
peer
{
group-name
|
ipv6-address
}
prefix-list
ipv6-prefix-name
export
Use at least one method.
Not configured by default.
Configuring BGP route reception filtering policies
You can use the following methods to configure BGP route reception filtering policies:
•
Use an ACL or prefix list to filter routing information received from all peers.
•
Use a routing policy, ACL, AS path list, or prefix list to filter routing information received from a peer
or peer group.
If you configure multiple filtering policies, apply them in the following sequence:
