3com 8807 참조 가이드
708
C
HAPTER
40: BGP/MPLS VPN C
ONFIGURATION
C
OMMANDS
The function of the keywords involved in the above commands is shown in the
following table.
following table.
Example
# Create an aggregation entry in the BGP routing table of VPN instance.
[3Com-bgp-af-vpn-instance] aggregate 192.213.0.0 255.255.0.0
apply mpls-label
Syntax
apply mpls-label
undo apply mpls-label
View
Route-policy view
Parameter
None
Description
Use the apply mpls-label command to configure the system to assign MPLS
labels to the public network routes that meet the filer condition of Route-policy.
labels to the public network routes that meet the filer condition of Route-policy.
Use the undo apply mpls-label command to cancel this configuration.
By default, the public network routes carry no labels.
Related command: if-match mpls-label.
Example
# Define an Apply clause to assign labels to routes meeting the Route-policy filter
condition.
condition.
[3Com-route-policy] apply mpls-label
Table 93 Keywords function
Keyword
Function
as-set
By setting this keyword, you can create an aggregated route whose AS
path contains the information of all the aggregation routes. This keyword
is not recommended when aggregating many AS paths because frequent
changes of the specific route may result in routing oscillation.
path contains the information of all the aggregation routes. This keyword
is not recommended when aggregating many AS paths because frequent
changes of the specific route may result in routing oscillation.
detail-suppresse
d
d
This keyword suppresses advertisement of all the specific routes, but not of
the aggregated routes. Using the peer filter-policy command, you can
suppress some specific routes.
the aggregated routes. Using the peer filter-policy command, you can
suppress some specific routes.
suppress-policy This keyword enables the creation of an aggregate route but disables the
advertising of the specified routes. Using the if-match clause in the
route-policy command, you can choose to suppress advertisement of
some specific routes.
route-policy command, you can choose to suppress advertisement of
some specific routes.
origin-policy
Using this command, you can only choose the specific routes matching the
Route-policy to create aggregated route.
Route-policy to create aggregated route.
attribute-policy Using this keyword, you can set the attributes of the aggregation route.
The peer route-policy command can also enables you to complete the
same setting.
same setting.