H3C S7500 Series Ethernet Switches Operation Manual

Operation Manual – Routing Protocol
H3C S7500 Series Ethernet Switches Chapter 6 BGP Configuration
6-11
z Manual aggregation mode, where local BGP routes are aggregated. The priority
of manual aggregation is higher than that of automatic aggregation.
Follow these steps to configure BGP route aggregation:
To do... Use the command... Remarks
Enter system view
system-view
—
Enter BGP view
bgp as-number
—
Enable
automatic
route
aggregation
summary
Configure
BGP route
aggregatio
n
Enable
manual route
aggregation
aggregate ip-address mask [ as-set |
attribute-policy route-policy-name |
detail-suppressed | origin-policy
route-policy-name | suppress-policy
route-policy-name ]*
Required
By default,
routes are
not
aggregated.
6.4.4 Enabling Default Route Advertising
Follow these steps to enable default rout advertising:
To do... Use the command... Remarks
Enter system view
system-view
—
Enter BGP view
bgp as-number
—
Enable default route
advertising
peer group-name
default-route-advertise
Required
By default, a BGP router does
not send default routes to a
specified peer group.
 Note:
With the peer default-route-advertise command executed, no matter whether the
default route is in the local routing table or not, a BGP router sends a default route,
whose next hop address is the local address, to the specified peer group.
6.4.5 Configuring the BGP Route Advertising Policy
Follow these steps to configure the BGP route advertising policy: