R3721-F3210-F3171-HP High-End Firewalls Network Management Configuration Guide-6PW101

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To configure parameters related to RA messages:
Ste
p
Command Remarks
1. Enter system view.
system-view N/A
2. Configure the hop limit. ipv6 nd hop-limit value
Optional.
64 by default.
3. Enter interface view.
interface interface-type
interface-number
N/A
4. Configure the prefix
information in RA
messages.
ipv6 nd ra prefix { ipv6-prefix
prefix-length |
ipv6-prefix/prefix-length }
valid-lifetime preferred-lifetime
[ no-autoconfig | off-link ] *
Optional.
By default, no prefix information is
configured for RA messages, and the
IPv6 address of the interface sending RA
messages is used as the prefix
information with valid lifetime 2592000
seconds (that is, 30 days) and preferred
lifetime 604800 seconds (that is, 7
days).
5. Turn off the MTU option in
RA messages.
ipv6 nd ra no-advlinkmtu
Optional.
By default, RA messages contain the
MTU option.
6. Set the M flag bit to 1.
ipv6 nd autoconfig
managed-address-flag
Optional.
By default, the M flag bit is set to 0 and
hosts acquire IPv6 addresses through
stateless autoconfiguration.
7. Set the O flag bit to 1.
ipv6 nd autoconfig other-flag
Optional.
By default, the O flag bit is set to 0 and
hosts acquire other configuration
information through stateless
autoconfiguration.
8. Configure the router
lifetime in RA messages.
ipv6 nd ra router-lifetime value
Optional.
1800 seconds by default.
9. Set the NS retransmission
timer.
ipv6 nd ns retrans-timer value
Optional.
By default, the local interface sends NS
messages at 1000 millisecond intervals,
and the value of the Retrans Timer field
in RA messages sent by the local
interface is 0. The interval for
retransmitting an NS message is
determined by the receiving device.
10. Set the reachable time.
ipv6 nd nud reachable-time
value
Optional.
By default, the neighbor reachable time
on the local interface is 30000
milliseconds, and the value of the
Reachable Time field in the RA messages
sent by the local interface is 0. The
neighbor reachable time is determined
by the receiving device.