556 CHAPTER 28: IP ROUTING POLICY CONFIGURATION COMMANDS
Related command: filter-policy export.
Example
# Define the filtering rule for receiving routing information of RIP. Only the routing
information filtered through the address prefix list p1 can be received by RIP.
[3Com-rip] filter-policy ip-prefix p1 import
if-match { acl | ip-prefix } Syntax
if-match { acl acl-number | ip-prefix ip-prefix-name }
undo if-match { acl | ip-prefix }
View
Route policy view
Parameter
acl-number: Specifies the number of the access control list used for filtration.
ip-prefix-name: Specifies the name of the prefix address list used for filtration.
Description
Use the if-match { acl | ip-prefix } command to specify one matching rule for the
route-policy and configure the IP address range to match the Route-policy.
Use the undo if-match { acl | ip-prefix } command to cancel the setting of the
match rule.
Filtration is performed by quoting an ACL or a prefix address list.
Related commands: if-match interface, if-match ip next-hop, if-match cost,
if-match tag, route-policy, apply ip next-hop, apply cost, apply
local-preference, apply origin, apply tag.
Example
# Define an if-match sub-statement. When the sub-statement is used for filtering
route information, the route information filtered by route destination address
through address prefix list p1 can pass the if-match sub-statement.
[3Com-route-policy] if-match ip-prefix p1
if-match as-path Syntax
if-match as-path acl-number
undo if-match as-path
View
Route policy view
Parameter
acl-number: AS path list number, ranging from 1 to 199.
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