3Com 8807 - Page 499

MBGP Multicast Extension Configuration 499
By default, a peer (group) does not perform route filtering based on the AS path
list.
Configuring prefix-list-based route filtering policy for a peer (group)
Please perform the following configurations in IPV4 multicast sub-address family
view.
By default, a peer (group) does not perform route filtering based on the prefix list.
Configuring MBGP
Route Aggregation
MBGP supports the manual aggregation of routes. Manual aggregation
aggregates the local MBGP routes. A series of parameters can be configured
during manual route aggregation.
Please perform the following configurations in IPV4 multicast sub-address family
view.
By default, MBGP does not aggregate local routes.
Configuring an MBGP
Route Reflector
To ensure the interconnectivity among MBGP peers, it is necessary to establish
fully-closed network among IBGP multicast peers. However, some internal MBGP
Tab le 492 Configuring the AS-path-list-based route filtering policy for a peer (group)
Operation Command
Configure filtering policy for incoming packets
peer { group-name | peer-address }
as-path-acl acl-number import
Remove incoming policy configuration
undo peer { group-name | peer-address }
as-path-acl acl-number import
Configure routing policy for outgoing packets
peer { group-name | peer-address }
as-path-acl acl-number export
Remove outgoing policy configuration
undo peer { group-name | peer-address
}as-path-acl acl-number export
Tab le 493 Configure prefix-list-based route filtering policy for a peer (group)
Operation Command
Configure filtering policy for incoming packets
peer { group-name | peer-address } ip-prefix
prefixname import
Remove incoming policy configuration
undo peer { group-name | peer-address }
ip-prefix prefixname import
Configure routing policy for outgoing packets
peer {group-name ip-prefix prefixname
export
Remove outgoing policy configuration
undo peer group-name ip-prefix prefixname
export
Tab le 494 Configure MBGP route aggregation
Operation Command
Configure the
aggregation of local
routes
aggregate address mask [ as-set | attribute-policy
route-policy-name | detail-suppressed | origin-policy
route-policy-name | suppress-policy route-policy-name ]*
Remove the aggregation
of local routes
undo aggregate address mask [ as-set | attribute-policy
route-policy-name | detail-suppressed | origin-policy
route-policy-name | suppress-policy route-policy-name ]*