3Com 10014299 manual Define a Setting Clause, Apply community aa nn, No-export addtive none

Configure IP Routing Policy 483

be filtered through the routing policy unless it matches all if-match clauses of this part and it can execute the operation of teh apply sub-clause.

■If an if-match clause is not specified, all routing information is filtered through the policy of this node.

Defining an Apply The apply clause specifies the configuration commands that are executed after Clause the filtering conditions specified by the if-matchclause are satisfied. The

commands are used to modify attributes of the routing information.

Perform the following configurations in Routing policy view.

Table 562 Define a Setting Clause

Operation	Command
Specify the AS number ahead of the	apply as-pathaspath-list-number
original AS path in Routing policy.
Cancel the AS number ahead of the	undo apply as-path
original AS path in Routing policy.
Set BGP community attribute in Routing	apply community { { aa:nn
policy	no-export-subconfed no-advertise
	no-export } [ addtive ] none }
Cancel BGP community attribute in	undo apply community
Routing policy
Set the next hop address of BGP routing	apply ip next-hop ip-address
information.
Cancel the next hop address of BGP	undo apply ip next-hop
routing information.
Set the local preference of BGP routing	apply local-preference value
information.
Cancel the local preference of BGP routing	undo apply local-preference
information.
Set the cost of routing information.	apply cost cost
Cancel the cost of routing information.	undo apply cost
Set the origin attribute of the original	apply origin { igp egp as-number
route in the Route-policy	incomplete }
Remove the origin attribute of the original	undo apply origin
route in the Route-policy.
Set the OSPF tag value	apply tag tag-value
Cancel the OSPF tag value	undo apply tag

By default, AS number, BGP community attribute, next hop, local preference, metric value, origin attribute and routing information tag field are not set.

Configuring Route Different routing protocols can import and share the routing information. When Import the routing information of other protocols is imported, the inappropriate routing information can be filtered The metric of distributed destination routing protocol cannot exchange with that of the imported original routing protocol. At this time,

a route metric should be specified for the imported route.

Perform the following configurations in RIP view, OSPF view, or BGP view.