R3303-HP HSR6800 Routers Layer 3 - IP Routing Command Reference

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BGP configuration commands
For more information about routing policy configuration commands in this document, see "Routing policy
configuration commands."
aggregate
Use aggregate to create a summary route in the BGP routing table.
Use undo aggregate to remove a summary route.
Syntax
aggregate ip-address { mask | mask-length } [ as-set | attribute-policy route-policy-name |
detail-suppressed | origin-policy route-policy-name | suppress-policy route-policy-name ] *
undo aggregate ip-address { mask | mask-length }
Default
No summary route is configured.
Views
BGP view, BGP-VPN instance view
Default command level
2: System level
Parameters
ip-address: Specifies a summary address.
mask: Specifies a summary route mask, in dotted decimal notation.
mask-length: Specifies a summary route mask length in the range of 0 to 32.
as-set: Creates a summary with AS set.
attribute-policy route-policy-name: Sets the attributes of the summary route according to the routing
policy. The routing policy name is a case-sensitive string of 1 to 63 characters.
detail-suppressed: Advertises only the summary route.
suppress-policy route-policy-name: Suppresses specific routes defined in the routing policy. The routing
policy name is a case-sensitive string of 1 to 63 characters.
origin-policy route-policy-name: References the routing policy to specify routes for summarization. The
routing policy name is a case-sensitive string of 1 to 63 characters.
Table 42 Functions of the keywords
Keywords Function
as-set
Used to create a summary route, whose AS path contains the AS path information for
summarized routes. Use this keyword carefully when many AS paths need to be
summarized, because the frequent changes of these specific routes can lead to route
oscillation.