3Com MSR 50 Series Configuration Manual page 847

To do...
Enter BGP view
Configure preferences for external, internal,
local routes
Configure the default value of local preference default
Configure Configure the default MED value
the MED
attribute
Enable to compare MED values of
routes from different ASs
Enable to compare MED values of
routes from each AS
Enable to compare MED values of
routes from confederation peers
Specify the router as the next hop of routes to
a peer/peer group
Configuring BGP Routing Attributes
Use the command...
bgp as-number
preference
{ external-preference
internal-preference
local-preference |
route-policy
route-policy-name }
local-preference value
default med med-value Optional
compare-different-as-
med
bestroute
compare-med
bestroute
med-confederation
peer { group-name |
ip-address }
next-hop-local
847
Remarks
-
Optional
The default
preferences of
external, internal
and local routes are
255, 255, 130
respectively.
Optional
The value defaults
to 100
The value defaults
to 0
Optional
Not enabled by
default
Optional
Not enabled by
default
Optional
Not enabled by
default
Optional
By default, routes
to an EBGP
peer/peer group
take the router as
the next hop, while
routes to an IBGP
peer/peer group do
not take the local
router as the next
hop.