H3C Technologies H3C S7500E Series Switches - Manual (Page 136)

13-17
To do… Use the command… Remarks
Enable the consistency check
on the source MAC address of
ND packets
ipv6 nd mac-check enable
Optional
Disabled by default.
Enter interface view
interface interface-type
interface-number
—
Disable the RA message
suppression
undo ipv6 nd ra halt
Required
By default, RA messages are
suppressed.
Configure the maximum and
minimum intervals for sending
RA messages
ipv6 nd ra interval
max-interval-value
min-interval-value
Optional
By default, the maximum interval for
sending RA messages is 600 seconds,
and the minimum interval is 200
seconds.
The device sends RA messages at
random intervals between the maximum
interval and the minimum interval.
The minimum interval should be less
than or equal to 0.75 times the
maximum interval.
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.
Set the M flag bit to 1
ipv6 nd autoconfig
managed-address-flag
Optional
By default, the M flag bit is set to 0, that
is, 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, that
is, hosts acquire other information
through stateless autoconfiguration.
Configure the router lifetime in
RA messages
ipv6 nd ra router-lifetime
value
Optional
1800 seconds by default.