Draytek 2750 manual 2 IPv6 LAN Setup

Tunnel Mode	IPv6-in-IPv4 Tunnel- Let the broker choose the tunnel
	mode appropriate for the client.
	IPv6-in-IPv4 (Native) - Request an IPv6 in IPv4 tunnel.
	IPv6-in-IPv4 (NAT Traversal - Request an IPv6 in UDP
	of IPv4 tunnel (for clients behind a NAT).

Auto-reconnect Delay	After passing the time set here, the client will retry to
	connect in case of failure or keepalive timeout.
	0 means not retry.
Keepalive	Yes – Keep the connection between TSPC and tunnel
	broker always on. TSPC will send ping packet to make
	sure the connection between both ends is normal.
	No - The client will not send keepalives.
Keepalive_interval	Type the time for the interval between two keepalive
	messages transferring from the client to the broker.
Prefixlen	Type the required prefix length for the client network.
If_prefix	Display LAN interface name. The name of the OS
	interface that will be configured with the first 64 of the
	received prefix from the broker and the router
	advertisement daemon is started to advertise that prefix on
	the if_prefix interface.

3.9.2 IPv6 LAN Setup

This page defines the IPv6 connection types for LAN interface. Possible types contain DHCPv6 and RADVD. Each type requires different parameter settings.

IPv6 Address	Type static IPv6 address for LAN.
IPv6 Link_local Address	It is used for communicating with neighbouring nodes on
	the same link. It is defined by the address prefix fe80::/10.
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