3Com 3032 Configuration Manual page 486

482 C 31: C
HAPTER ONFIGURING
Define a Matching Rules
IP R P
OUTING OLICY
The clause defines matching rules to meet the filtering conditions of the
if-match
routing information of the current routing policy. The matched objects are the
attributes of this routing information.
Perform the following configurations in routing policy view.
Table 561 Configure a Matching Rules
Operation
Specify the AS number to be matched at
the beginning of the AS path in the
route-policy.
Remove the AS number to be matched
from the beginning of the AS path in the
route-policy.
Specify the BGP community attributes to
be matched in the route-policy.
Remove the BGP community attributes to
be matched from the route-policy.
Specify the ACL and prefix list to be
matched in the route-policy.
Remove the ACL and prefix list to be
matched from the route-policy.
Specify the interface to be matched in the
route-policy.
Remove the interface to be matched from
the route-policy.
Specify the route-policy-matching
next-hop of the routing information.
Remove the route-policy-matching
next-hop of the routing information.
Specify the cost of the routing information
to be matched in the route-policy.
Remove the cost of the routing
information to be matched in the
route-policy
Specify the tag of OSPF routing
information to be matched in the
route-policy.
Delete the tag of OSPF routing
information to be matched in the
route-policy.
Specify the matched OSPF route type (i.e.
internal or external) in the routing policy.
Delete the matched OSPF route type in the
routing policy
By default, AS regular expression, community list, interface type, IP address range,
metric value, OSPF tag field and OSPF routing information type are not matched.
Note that:
For one routing policy node, the if-match clauses of the same part use Boolean
"AND" operations in the matching process so the routing information cannot
Command
if-match as-path aspath-list-number
undo if-match as-path
if-match community-list
{standard-community-list-number [
exact-match ] |
extended-community-list-number }
undo if-match community-list
if-match ip address
ip-prefix prefix-list-name }
undo if-match ip address [ ip-prefix
]
if-match interface [ type number ]
undo if-match interface
if-match ip next-hop { acl-number |
ip-prefix prefix-list-name }
undo if-match ip next-hop [ ip-prefix
]
if-match cost cost
undo if-match cost
if-match tag tag-value
undo if-match tag
if-match route-type { internal |
external }
undo if-match route-type
{ acl-number |