R3721-F3210-F3171-HP High-End Firewalls Network Management Configuration Guide-6PW101

Table Of Contents
436
Ste
p
Command
Remarks
3. Advertise a default route to a
peer or peer group.
peer { group-name | ip-address }
default-route-advertise [ route-policy
route-policy-name ]
Not advertised by default.
Configuring BGP route distribution/reception filtering policies
1. Configuration prerequisites
Configure following filters as needed:
{ ACL
{ IP prefix list
{ Routing policy
{ AS-path ACL
For how to configure an ACL, see Access Control Configuration Guide.
For how to configure an IP prefix list, routing policy, and AS-path ACL, see "Configuring routing
policies."
2. Configure BGP route distribution filtering policies.
To configure BGP route distribution filtering policies:
Ste
p
Command
Remarks
1. Enter system view.
system-view c
2. Enter BGP view. bgp as-number N/A
3. Configure BGP route
distribution filtering
policies.
Configure the filtering of redistributed
routes:
filter-policy { acl-number | ip-prefix
ip-prefix-name } export [ direct | isis
process-id | ospf process-id | rip
process-id | | static ]
Reference a routing policy to filter
advertisements to a peer/peer group:
peer { group-name | ip-address }
route-policy route-policy-name export
Reference an ACL to filter
advertisements to a peer/peer group:
peer { group-name | ip-address }
filter-policy acl-number export
Reference an AS path ACL to filter
routing information sent to a peer/peer
group:
peer { group-name | ip-address }
as-path-acl as-path-acl-number export
Reference an IP prefix list to filter
routing information sent to a peer/peer
group:
peer { group-name | ip-address }
ip-prefix ip-prefix-name export
Configure at least one
command.
Not configured by default.
You can configure a filtering
policy as needed.
If several filtering policies are
configured, they are applied
in the following sequence:
filter-policy export
peer filter-policy export
peer as-path-acl export
peer ip-prefix export
peer route-policy export
Only routes passing the first
policy can go to the next, and
only routes passing all the
configured policies can be
advertised.
3. Configure BGP route reception filtering policies.