Creating a bgp pw – H3C Technologies H3C S6800 Series Switches User Manual

Page 344

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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.

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