Creating a bgp pw – H3C Technologies H3C S6800 Series Switches User Manual
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Step Command
Remarks
9.
(Optional.) Configure the router
as a route reflector and specify a
peer or peer group as its client.
peer { group-name | ip-address
[ mask-length ] } reflect-client
By default, no route reflector
or client is configured.
10.
(Optional.) Enable L2VPN
information reflection between
clients.
reflect between-clients
By default, L2VPN
information reflection is
enabled between clients.
11.
(Optional.) Configure the cluster
ID of the route reflector.
reflector cluster-id { cluster-id |
ip-address }
By default, a route reflector
uses its own router ID as the
cluster ID.
12.
(Optional.) Configure the
filtering of reflected L2VPN
information.
rr-filter extended-community-number
By default, the route reflector
does not filter reflected
L2VPN information.
13.
(Optional.) Return to user view.
return
N/A
14.
(Optional.) Soft-reset L2VPN
BGP sessions.
refresh bgp { ip-address
[ mask-length ] | all | external |
group group-name | internal }
{ export | import } l2vpn
N/A
15.
(Optional.) Reset L2VPN BGP
sessions.
reset bgp { as-number | ip-address
[ mask-length ] | all | external |
group group-name | internal } l2vpn
N/A
For more information about the peer as-number, peer enable, peer allow-as-loop, peer reflect-client,
reflect between-clients, reflector cluster-id, refresh bgp, and reset bgp commands, see Layer 3—IP
Routing Command Reference.
Creating a BGP PW
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter cross-connect group
view.
xconnect-group group-name
N/A
3.
Configure the cross-connect
group to automatically
discover neighbors and
create PWs through BGP and
enter auto-discovery
cross-connect group view.
auto-discovery bgp
By default, a cross-connect group
does not automatically discover
neighbors or create PWs through
BGP.
4.
Configure an RD for the
cross-connect group.
route-distinguisher
route-distinguisher
By default, no RD is configured for
the cross-connect group.
5.
Configure route targets for the
cross-connect group.
vpn-target vpn-target&<1-8> [ both
| export-extcommunity |
import-extcommunity ]
By default, no route targets are
configured for the cross-connect
group.
6.
(Optional.) Reference a PW
class.
pw-class class-name
By default, no PW class is
referenced.
7.
(Optional.) Set an MTU for the
PW.
mtu mtu
The default MTU is 1500 bytes.