TP-Link TL-WR841HP User Manual page 94

If your ISP gives you one or two DNS IPv6 addresses, select Use the following IPv6 DNS
Servers and enter the Primary IPv6 DNS and Secondary IPv6 DNS into the correct fields.
Otherwise, the DNS servers will be assigned from ISP dynamically.
 Primary IPv6 DNS - Enter the DNS IPv6 address in dotted-decimal notation provided by your
ISP.
 Secondary IPv6 DNS - Enter another DNS IPv6 address in dotted-decimal notation
provided by your ISP.

Note:
If you get Address not found error when you access a Web site, it is likely that your DNS servers
are set up improperly. You should contact your ISP to get DNS server addresses.

Address Autoconfiguration Type - RADVD (Router Advertisement Daemon) and
DHCPv6 (Dynamic Host Configuration Protocol for IPv6) Server.

Site Prefix Configuration Type - The type of IPv6 address prefix.

Delegated - Get the IPv6 address prefix from the ISP automatically, and the device will
delegate it to the LAN.

Static - Configure the Site Prefix and Site Prefix Length manually. Please contact your
ISP to get more information before you configure them.

LAN IPv6 Address - Display the LAN IPv6 address created by the device.
Click the Save button to save your settings.
TL-WR841HP 300Mbps High Power Wireless N Router
-85-