TP-Link TL-R470T Plus Configuration Manual page 51

Configuring Network
 Configuring the 6to4 Tunnel
6to4 is an internet transition mechanism for migrating from IPv4 to IPv6, a system that
allows IPv6 packets to be transmitted over an IPv4 network. The IPv6 packet will be
encapsulated in the IPv4 packet and transmitted to the IPv6 destination through IPv4
network.
Figure 8-5 Configuring the 6to4 Tunnel
Follow these steps to configure 6to4 Tunnel connection:
1) In the General section, check the box to enable IPv6 function, then click Save.
IPv6
2) In the Internet section, choose the Internet Connection type as 6to4 Tunnel, and
configure the corresponding parameters. Then click Save.
Internet
Connection Type
IPv4 Address/
IPv4 Subnet
Mask/IPv4
Default Gateway
Tunnel Address
Check the box to enable IPv6 function.
Choose the connection type as PPPoE.
These parameters will be dynamically generated by the IPv4 information of WAN
port after you click Connect.
Displays the tunnel address of the WAN port.
IPv6 Configuration
Configuration Guide 44