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H3C Technologies H3C SecPath F1000-E User Manual

Page 117

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17

To do…

Use the command…

Remarks

Configure the hop limit

ipv6 nd hop-limit value

Optional
64 by default.

Enter interface view

interface interface-type

interface-number

Configure the prefix information
in RA messages

ipv6 nd ra prefix
{ ipv6-address prefix-length |
ipv6-address
/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).

Turn off the MTU option in RA
messages

ipv6 nd ra no-advlinkmtu

Optional
By default, RA messages contain the

MTU option.

Set the M flag bit to 1

ipv6 nd autoconfig
managed-address-flag

Optional
By default, the M flag bit is set to 0, or in
other words, hosts acquire IPv6

addresses through stateless
autoconfiguration.

Set the O flag bit to 1

ipv6 nd autoconfig
other-flag

Optional
By default, the O flag bit is set to 0, or in

other words, hosts acquire other
configuration information through

stateless autoconfiguration.

Configure the router lifetime in
RA messages

ipv6 nd ra router-lifetime

value

Optional
1800 seconds by default.

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.

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.