139| IPv6 Suppor t DellPowerConnect W- Series ArubaOS 6.2 | User Guide
NOTE:If you enable RAs on more than 100 VLAN interfaces, some ofthe interfaces may not send out the RAs atregul ar intervals.
In the WebUI
1. N avigate to the Configuration>Network>IP page.
2. Select the IP Inter faces tab.
3. E dit the VLAN on which you want to configure the neighbor discovery or RA options.
4. SelectIPVers ion as
IPv6
.
5. U nderNeighbor Discovery, configure the following neighbordis covery andRA options for the VLAN based on
your requirements.
a. Enter a value in the Reachable Time field.The allowed range is 0 - 3,600,000 msec. The default value is 0.
b. Enter a value in the Retransmit Time field. The allowedrange is 0 - 3,600,00 0 msec.hedefault value is 0.
c. Enter a DNS server name in the IPv6 Recursive DNS Server field.
d. Enter a hop-limit value in the RA hop-limit field.The allowed range is 1 to 255. The default value is 64.
e. Enter the maximuminterval value in the RA Interval(sec) field. Allowed range is 4 to180 0 seconds. Default
valuei s 600 seconds.
f. Enter a value in the RA Minimum Int erval(sec) field.A llowedrange is 3 t o 0.75 times the maximum RA
intervalvalue in seco nds.The default minimum value is 0.33 times the maximum RA interval value
g. Enter a value in the RA Lifetime field. A value of 0 indicates that t herouter is not a default router. Apart
froma zero value,t heallowed range for the lifetime value is RA interval time to 9000 seconds. The default
and minimumvalue is 3 times the RA interval time.
h. Select the DHCP for address check box to enable the hosts to use the DHCP server foraddress
autoconfiguration apart fromany addresses auto-configured using RA.
i. Enter a value in the RA MTU Option option. The allowed range is 1280 to maximum MTU allowed for the
link.
j. Select the DHCP for Other Address check box to enable the hosts to use the DHCP server for
autoconfiguration of other (non-address)information.
k. Selectt he routerpreference as High,Medium, or Low.
6. Click A pplyto apply the configurations.
In the CLI
Execute the followingCLI commands to configure the neighbordiscovery and RA o ptions for a VLAN interface:
To configureneighbor discovery reachable time:
(host) (config) #interface vlan <vlan-id>
(host) (config-subif)#ipv6 nd reachable-time <value>
To configure neighbordisco very retransmit time:
(host) (config-subif)#ipv6 nd retransmit-time <value>
To configure IPv6 recursive DNS server:
(host) (config-subif)#ipv6 nd ra dns X:X:X:X::X
To configureR A hop-limit:
(host) (config-subif)#ipv6 nd ra hop-limit <value>