IPv6 Configuration 
This allows you to set the IP address settings and DHCP options for IPv6. 
RA Period Settings  
Max Period: The maximum period between Router Advertisement (RA) messages.  
The default is 15 seconds. 
Min Period: The minimum period between Router Advertisement (RA) messages.  
The default is 10 seconds. 
 
M/O Flag Settings 
M/O Flag Mode: The mode for the Managed Address Configuration Flag (M Flag) and the  
Other Stateful Configuration Flag (O Flag). This can be Auto or Manual. The default is Auto. 
M Flag: Whether to enable or disable the the Managed Address Configuration Flag (M Flag). 
This is only available when M/O Flag Mode is set to Manual. Set this to 1 to enable the M Flag, 
and set it to 0 to disable it. 
O Flag: Whether to enable or disable the the Other Stateful Configuration Flag (O Flag).  
This is only available when M/O Flag Mode is set to Manual. Set this to 1 to enable the O Flag, 
and set it to 0 to disable it. 
DHCPv6 Server: Whether to enable or disable the DHCPv6 server. Tick this to enable the 
DHCPv6 server, or un-tick it to disable it. This default is ticked. 
Unique Local Prefix: Whether to use a Unique Local Prefix for the private network.  
Tick this to enable the Unique Local Prefix. This default is ticked. 
Unique Local GlobalID: The Unique Local Global ID to use on the private network.  
This is 40-bit number and is globally unique. The default is: 11:22:33:44:55. 
Prefix: The method through which to assign a network prefix to clients on the LAN. This can be Prefix Delegation or Static.  
If Static is chosen then a prefix and prefix mask can be entered. 
LAN Address Mode: The method through which to assign IP addresses to clients on the LAN. This can be SLAAC or DHCPv6. 
LAN DNS Mode: The method through which to assign DNS information to clients on the LAN. This can be Obtain From WAN, DNS Proxy or Static. 
DNS: The static DNS server to assign to IPv6 clients. 
Click Apply to apply the settings and click Refresh to refresh the page.