Huawei Quidway S8500 Series, Руководство по управлению

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Command Manual – MPLS
Quidway S8500 Series Routing Switches
Chapter 2 BGP/MPLS VPN Configuration Commands
Huawei Technologies Proprietary
2-2
Description
Use the aggregate command to create an aggregation entry in the BGP routing table of
VPN instance.
Use the undo aggregate command to disable this function.
By default, route aggregation is not enabled.
The function of the keywords involved in the above commands is shown in the following
table:
Table 2-1 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.
detail-suppressed
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.
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.
origin-policy
Using this command, you can only choose the specific routes
matching the 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.
Example
# Create an aggregation entry in the BGP routing table of VPN instance.
[Quidway-bgp-af-vpn-instance] aggregate 192.213.0.0 255.255.0.0
2.1.2 apply mpls-label
Syntax
apply mpls-label
undo apply mpls-label
View
Route-policy view