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DES-7200 Configuration Guide Chapter 2 IPv6 Configuration
2-21
Command Meaning
DES-7200(config)#interface
interface-id
Enter the interface configuration mode.
Note that the no switchport command shall be
used to switchover the layer-2 port to the layer-3
interface.
DES-7200(config-if)#ipv6 enable
Enable the IPv6 function.
DES-7200(config-if)#ipv6 nd
ns-interval milliseconds
(Optional) Define the retransmission interval of
the neighbor solicitation message, in ms, the
default value is 1000ms.
DES-7200(config-if)#ipv6 nd
reachable-time milliseconds
(Optional) Define the time when the neighbor is
considered to be reachable, in ms, the default
value is 30000ms.
Note: as specified in RFC4861, the reachable
time of a neighbor should be increased or
decreased at random on the basis of the
configured time in the range of 0.5 to 1.5 of the
configured time.
DES-7200(config-if)#ipv6 nd prefix
ipv6-prefix/prefix-length | default
[[valid-lifetime preferred-lifetime] | [at
valid-date preferred-date] | infinite |
no-advertise]]
(Optional) Set the address prefix to be advertised
in the router advertisement (RA) message.
DES-7200(config-if)#ipv6 nd
ra-lifetime seconds
(Optional) Set the TTL of the router in the router
advertisement (RA) message, namely the time as
the default router. 0, indicates that the router will
not act as the default router of the
direct-connected network. The default value is
1800s.