four2six man page
four2six [-FHD] [-m srcmac] [-s src6] [-p srcport] interface ipv6-to-ipv4-gateway ipv4-src ipv4-dst [port]
-F insert atomic fragment header (can be set multiple times) -H insert and empty hop-by-hop header -D insert a large destination header that fragments the packet -p srcport set a specific UDP source port or Ping ID -s src6 set a specific IPv6 source address -m srcmac set a specific MAC source address Send an IPv4 packet to an IPv6 4to6 gateway. If a port is specified, a UDP packet is sent, otherwise an ICMPv4 ping.
thc-ipv6 was written by van Hauser <email@example.com> / THC
The homepage for this toolkit is: http://www.thc.org/thc-ipv6
four2six v3.4 (c) 2018 by van Hauser / THC <firstname.lastname@example.org> www.thc.org