D-Link DFL-260e

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This guide shows how to setup your IPv6 tunnel on a D-Link DFL-260e UTM (And most likely other DFL UTMs) More information about the D-Link DFL-260e - [1]

Setup Guide

Enable IPv6 on the device

set Settings IPSettings EnableIPv6=Yes

Add the local_endpoint_ipv6 object

add Address IP6Address local_endpoint_ip6 Address=[Your IPv6 Endpoint]/[Prefix Length]

Add the remote endpoint address

add Address IP4Address tunnel_server_ip4 Address=[PoP IPv4 Endpoint]

Add 6in4 tunnel, using the objects created above.

add Interface IP6in4Tunnel 6in4_tunnel_to_SixXS IP=local_endpoint_ip6 Network=all-nets6 RemoteEndpoint=tunnel_server_ip4


This should establish you 6in4 tunnel with the information that was provided via your account. To test the connection you can use the following tools


DFL-260E:/> ping -count=4 2404:6800:4006:801::2004
Sending 4 4-byte ICMP pings to 2404:6800:4006:801::2004 from 2001:4830:1200:8d::2
ICMP Reply from 2404:6800:4006:801::2004  seq=0  time= 50 ms  HopLimit=59
ICMP Reply from 2404:6800:4006:801::2004  seq=1  time= 50 ms  HopLimit=59
ICMP Reply from 2404:6800:4006:801::2004  seq=2  time= 50 ms  HopLimit=59
ICMP Reply from 2404:6800:4006:801::2004  seq=3  time= 50 ms  HopLimit=59

Ping Results:  Sent: 4, Received:4, Avg RTT: 50.0 ms


DFL-260E:/> ifstat 6in4_tunnel_to_SixXS
 Iface 6in4_tunnel_to_SixXS
  6in4 tunnel to XX.XXX.XXX.XX from XXX.XXX.XXX.XXX
  Receive Mode  : Normal
  MTU           : 1280
  IP Address    :
  IP Address    : [Your IPv6 Endpoint]
  IP Address    : XXXX::XXXX

Software Statistics:
  Soft received :    1442  Soft sent     :    2189  Send failures :       0
  Dropped       :       3  IP Input Errs :       0

Driver information / hardware statistics:
  State         : OPEN