User's Manual

40-14
12
．
Configure BGP’s MED Value
（
1
）
Configure MED value
Command
Explanation
Route map configuration command
set metric <metric-value>
no set metric
Configure metric value; the no set metric
command recovers the default value.
（
2
）
Apply route selection based on MED according to the path from different AS
Command
Explanation
BGP configuration mode
bgp always-compare-med
no bgp always-compare-med
Permit the MED comparison from different
AS; the no bgp always-compare-med
command forbids the comparison.
13
．
Configure BGP routing redistribution
Command
Explanation
BGP configuration mode
redistribute { connected | static | rip |
ospf} [metric <metric>] [route-map
<NAME>]
no redistribute { connected | static | rip
| ospf}
Redistribute IGP routes to BGP a
nd may
specify the redistributed metric and route
reflector; the no redistribute { connected |
static | rip | ospf} command cancels the
redistribution.
14
．
Configure Route Dampening
Command
Explanation
BGP configuration mode
bgp dampening [<1-45>] [<1-20000>
<1-20000> <1-255>] [<1-45>]
no bgp dampening
Enable BGP route dampening and apply the
specified parameters; the
no bgp
dampening
command stops route
dampening
15
．
Configure BGP capability Negotiation
Command
Explanation
BGP configuration mode
neighbor {<ip-address>|<TAG>}
capability {dynamic | route-refresh}
no neighbor {<ip-address>|<TAG>}
capability {dynamic | route-refresh}
BGP provides
capability negotiation
regulation and carry out this capability
match while establishing connection. The
currently supported capabilities include