Planet SGS-6341 Series Command Manual page 336

The default Request Message time interval is 1 second.
Default:
The value to be set will include the situation in all routing announcement on the interface. Generally,
very short time interval is not recommended.
Example:
Set Vlan1 interface to send out Neighbor Solicitation Message time interval to be 8 seconds.
Switch(Config-if-Vlan1)#ipv6 nd ns-interval 8
19.2.17 ipv6 nd suppress-ra
Command:
ipv6 nd suppress-ra
no ipv6 nd suppress-ra
Function:
Prohibit router announcement.
Command Mode:
Interface Configuration Mode
Default:
Router Announcement function is disabled.
Usage Guide:
no ipv6 nd suppress-ra command enable router announcement function.
Example:
Enable router announcement function.
Switch(Config-if-Vlan1)#no ipv6 nd suppress-ra
19.2.18 ipv6 nd ra-lifetime
Command:
ipv6 nd ra-lifetime <seconds>
no ipv6 nd ra-lifetime
Function:
Configure the lifetime of router announcement.
Parameter:
parameter <seconds> stands for the number of seconds of router announcement lifetime,
<seconds> value must be between 0-9000.
Command Mode:
19-182