D-Link DIR-821 User Manual page 45

Section 4 - Configuration
The user can configure the IPv6 connection to run in IPv4 Tunnel mode. IPv6 over IPv4 tunneling encapsulates IPv6 packets in IPv4 packets so
that IPv6 packets can be sent over an IPv4 infrastructure.
Remote IPv4
Enter the IPv4 remote address you will use.
Address:
Remote IPv6 Enter the IPv6 remote address you will use.
Address:
Local IPv4 Enter the IPv4 local address you will use.
Address:
Local IPv6 Enter the IPv6 local address you will use.
Address:
Subnet Prefix Enter the subnet prefix length supplied by your ISP.
Length:
Select either Obtain DNS server address automatically or Use the
DNS Type:
following DNS address.
Primary DNS If you selected Use the following DNS address above, enter the
Server: primary DNS server address.
If you selected Use the following DNS address above, enter the
Secondary DNS
Server: secondary DNS server address.
Enable DHCP- Enable or disable DHCP-PD for other IPv6 routers connected to the
PD: LAN interface.
Note: This feature requires a smaller subnet prefix than /64 (i.e. allowing
for a larger address allocation), such as /63. Contact your ISP for more
information.
D-Link DIR-821 User Manual
IPv6 in IPv4 Tunnel
41