Configuring Bgp Route Attributes - 3Com 7757 Configuration Manual

Configuring BGP Load
Balance
Configuring BGP
Route Attributes
Configuring BGP Route
Attributes
Table 297 Configure BGP route dampening
Operation
Enter system view
Enable BGP, and enter
BGP view
Configure BGP route
dampening-related
parameters
Table 298 Configure BGP load balance
Operation
Enter system view
Enable BGP and enter BGP view
Configure BGP load balance
BGP possesses many route attributes for you to control BGP routing policies.
Table 299 Configure BGP route attributes
Operation
Enter system view
Enable BGP, and enter BGP view
Configure the management preference of
the exterior, interior and local routes
Set the default local preference

Configuring BGP Route Attributes

Command Description
system-view -
bgp as-number Required
By default, BGP is disabled.
dampening Optional
[ half-life-reachable
By default, route dampening is disabled.
half-life-unreachable
Other default route dampening-related
reuse suppress ceiling ]
parameters are as follows.
[ route-policy
route-policy-name ]
■
■
■
■
■
Command
system-view
bgp as-number
balance num
Command
system-view
bgp as-number
preference { ebgp-valu
e ibgp-value
local-value }
default
local-preference value
half-life-reachable: 15 (in minutes)
half-life-unreachable: 15 (in minutes)
reuse: 750
suppress: 2000
ceiling: 16,000
Description
-
-
Required
By default, the system does
not adopt BGP load balance.
Description
-
Required
By default, BGP is
disabled.
Optional
By default, the
management
preference of the
exterior, interior and
local routes is 256, 256,
and 130.
Optional
By default, the local
preference defaults to
100.
361