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Configuring inbound route filtering – H3C Technologies H3C SR8800 User Manual

Page 366

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Step Command

Remarks

4.

Configure the filtering of

outgoing routes.

filter-policy { acl6-number | ipv6-prefix
ipv6-prefix-name } export [ protocol
process-id
]

Not configured by default

5.

Apply a routing policy to

routes advertised to an IPv6
peer/peer group.

peer { ipv6-group-name | ipv6-address }
route-policy route-policy-name export

Not applied by default

6.

Specify an IPv6 ACL to filter

routes advertised to an IPv6
peer/peer group.

peer { ipv6-group-name | ipv6-address }
filter-policy acl6-number export

Not specified by default

7.

Specify an AS path ACL to
filter routes advertised to an

IPv6 peer/peer group.

peer { ipv6-group-name | ipv6-address }
as-path-acl as-path-acl-number export

Not specified by default

8.

Specify an IPv6 prefix list to
filter routes advertised to an

IPv6 peer/peer group.

peer { ipv6-group-name | ipv6-address }
ipv6-prefix ipv6-prefix-name export

Not specified by default

NOTE:

The members of a peer group and the peer group must be configured with the same route advertisement
policy.

IPv6 BGP advertises routes passing the specified policy to peers. Using the

protocol argument can filter

only the routes redistributed from the specified protocol. If no

protocol is specified, IPv6 BGP filters all

routes to be advertised, including redistributed routes and routes imported with the network command.

Configuring inbound route filtering

To configure inbound route filtering:

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter BGP view.

bgp as-number

N/A

3.

Enter IPv6 address family
view.

ipv6-family

N/A

4.

Configure inbound route
filtering.

filter-policy { acl6-number |
ipv6-prefix ipv6-prefix-name }

import

Not configured by default

5.

Apply a routing policy to
routes from an IPv6 peer/peer

group.

peer { ipv6-group-name |
ipv6-address } route-policy
route-policy-name import

Not applied by default

6.

Specify an ACL to filter routes
imported from an IPv6

peer/peer group.

peer { ipv6-group-name |
ipv6-address } filter-policy

acl6-number import

Not specified by default

7.

Specify an AS path ACL to

filter routing information
imported from an IPv6

peer/peer group.

peer { ipv6-group-name |
ipv6-address } as-path-acl

as-path-acl-number import

Not specified by default