Configuring bfd for ipv6 is-is – H3C Technologies H3C SR8800 User Manual

Page 349

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Step Command

Remarks

8.

Configure the maximum
number of redistributed Level

1/Level 2 IPv6 routes.

ipv6 import-route limit number

Optional.

9.

Configure the filtering of

outgoing redistributed
routes.

ipv6 filter-policy { acl6-number | ipv6-prefix
ipv6-prefix-name | route-policy
route-policy-name } export [ protocol

[ process-id ] ]

Optional.
Not configured by
default.

10.

Enable route leaking.

ipv6 import-route isisv6 level-2 into level-1
[ filter-policy { acl6-number | ipv6-prefix

ipv6-prefix-name | route-policy

route-policy-name } | tag tag ] *

Optional.
Not enabled by default.

11.

Specify the maximum
number of equal-cost load

balanced routes.

ipv6 maximum load-balancing number

Optional.
By default, load

balancing is disabled.

NOTE:
•

The ipv6 filter-policy export command is usually used in combination with the ipv6 import-route
command. If no

protocol is specified for the ipv6 filter-policy export command, routes redistributed

from all routing protocols are filtered before advertisement. If a protocol is specified, only routes

redistributed from the routing protocol are filtered for advertisement.

•

For information about ACL, see

ACL and QoS Configuration Guide.

•

For information about routing policy and IPv6 prefix list, see the chapter “Configuring routing policies.”

Configuring BFD for IPv6 IS-IS

Bidirectional forwarding detection (BFD) provides a mechanism to quickly detect the connectivity of links
between IPv6 IS-IS neighbors, thus to improve the convergence speed of IPv6 IS-IS.
To configure BFD for IPv6 IS-IS:

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enable an IS-IS process and
enter IS-IS view.

isis [ process-id ]

N/A

3.

Configure the network entity

title for the IS-IS process.

network-entity net

Not configured by default

4.

Enable IPv6 for the IS-IS
process.

ipv6 enable

Disabled by default

5.

Return to system view.

quit

N/A

6.

Enter interface view.

interface interface-type
interface-number

N/A

7.

Enable IPv6 for an IS-IS
process on the interface.

isis ipv6 enable [ process-id ]

Disabled by default

8.

Enable BFD on the interface.

isis ipv6 bfd enable

Not enabled by default

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