H3C S7500 Series Ethernet Switches Operation Manual

Operation Manual – Routing Protocol
H3C S7500 Series Ethernet Switches Chapter 6 BGP Configuration
6-15
To do... Use the command... Remarks
Enter system view
system-view
—
Enter BGP view bgp as-number —
Configure BGP load
balance
balance num
Required
By default, the system does
not adopt BGP load
balance.
6.5 Configuring BGP Route Attributes
BGP possesses many route attributes for you to control BGP routing policies.
Follow these steps to configure BGP route attributes:
To do... Use the command... Remarks
Enter system view
system-view
—
Enter BGP view
bgp as-number
—
Configure the
management preference of
the exterior, interior and
local routes
preference
{ ebgp-value
ibgp-value
local-value }
Optional
By default, the management
preference of the exterior,
interior and local routes is
256, 256, and 130.
Set the default local
preference
default
local-preference
value
Optional
By default, the local
preference defaults to 100.
Configure the
default local
MED value
default med
med-value
Optional
By default, the med-value
argument is 0.
Configure
the MED
attribute
Permit to
compare the
MED values
of the routes
coming from
the neighbor
routers in
different ASs.
compare-different-a
s-med
Optional
By default, the compare of
MED values of the routes
coming from the neighbor
routers in different ASs is
disabled.