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Redistributing the loopback interface address, Creating a sham link, Displaying and maintaining ipv6 mpls l3vpn – H3C Technologies H3C S6800 Series Switches User Manual

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Redistributing the loopback interface address

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter BGP view.

bgp as-number N/A

3.

Enter BGP-VPN instance
view.

ip vpn-instance vpn-instance-name N/A

4.

Enter BGP-VPN IPv6 unicast
address family view.

address-family ipv6 [ unicast ]

N/A

5.

Redistribute direct routes into

BGP (including the loopback

interface address).

import-route direct

By default, no direct routes are

redistributed into BGP.

Creating a sham link

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter OSPFv3 view.

ospfv3 [ process-id | vpn-instance
vpn-instance-name ] *

N/A

3.

Enter OSPFv3 area view.

area area-id

N/A

4.

Configure an OSPFv3
sham link.

sham-link source-ipv6-address
destination-ipv6-address
[ cost cost |

dead dead-interval | hello hello-interval |

instance instance-id | ipsec-profile
profile-name | retransmit retrans-interval

| trans-delay delay ] *

By default, no sham link is
configured.

Displaying and maintaining IPv6 MPLS L3VPN

You can soft-reset or reset BGP sessions to apply new BGP configurations. A soft reset operation updates
BGP routing information without tearing down BGP connections. A reset operation updates BGP routing

information by tearing down, and then re-establishing BGP connections. Soft reset requires that BGP

peers have route refresh capability.
Execute the following commands in user view to soft reset or reset BGP connections:

Task Command

Soft reset BGP sessions for VPNv6
address family.

refresh bgp { ip-address [ mask-length ] | all | external | group
group-name | internal } { export | import } vpnv6

Reset BGP sessions for VPNv6
address family.

reset bgp { as-number | ip-address [ mask-length ] | all | external |
internal | group group-name } vpnv6

For more information about the refresh bgp vpnv6 and reset bgp vpnv6 commands, see Layer 3—IP

Routing Command Reference.