Draytek Vigor2912 Series User Manual page 54

TSPC – Tunnel application, both IPv6 hosts communicate through IPv4 network
Choose TSPC and type the information for TSPC service.
Note: While using such mode, you have to make sure the IPv4 network connection is
normal.
(In the following figure, the TSPC information is obtained from http://gogo6.com/ after
applied for the service.)
Click OK and open Online Status. If the connection is successful, the physical
connection will be shows as follows:
Vigor2912 Series User's Guide 44