399
Ste
Command
Remarks
1. Enter system view.
system-view N/A
2. Enable an IS-IS process and
enter IS-IS view.
isis [ process-id ] [ vpn-instance
vpn-instance-name ]
N/A
3. Configure the NET for the IS-IS
process.
network-entity net By default, no NET is configured.
4. Enable IPv6 for the IS-IS
process.
ipv6 enable
By default, IPv6 for the IS-IS
process is disabled.
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.
isis ipv6 enable [ process-id ]
By default, IPv6 is disabled for an
IS-IS process.
8. Enable BFD for IPv6 IS-IS.
isis ipv6 bfd enable
By default, BFD for IPv6 IS-IS is
disabled.
Displaying and maintaining IPv6 IS-IS
Execute display commands in any view. For other display and reset commands, see "Configuring IS-IS."
Task Command
Display information about routes
redistributed by IPv6 IS-IS.
display isis redistribute ipv6 [ ipv6-address mask-length ]
[ level-1 | level-2 ] [ process-id ]
Display IPv6 IS-IS routing information.
display isis route ipv6 [ ipv6-address ] [ [ level-1 | level-2 ] |
verbose ] * [ process-id ]
Display IPv6 IS-IS topology information.
display isis spf-tree ipv6 [ [ level-1 | level-2 ] | verbose ] *
[ process-id ]
IPv6 IS-IS configuration examples
IPv6 IS-IS basic configuration example
Network requirements
As shown in Figure 97, Switch A, Switch B, Switch C, and Switch D, all enabled with IPv6, reside in the
same AS. Configure IPv6 IS-IS on the switches so that they can reach each other.
Switch A and Switch B are Level-1 switches, Switch D is a Level-2 switch, and Switch C is a Level-1-2 switch.
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