1ip6tables-translate -t nat -A postrouting -o eth0 -p tcp -j SNAT --to [fec0::1234]:80 2nft add rule ip6 nat postrouting oifname "eth0" meta l4proto tcp counter snat to [fec0::1234]:80 3 4ip6tables-translate -t nat -A postrouting -o eth0 -p tcp -j SNAT --to [fec0::1234]:1-20 5nft add rule ip6 nat postrouting oifname "eth0" meta l4proto tcp counter snat to [fec0::1234]:1-20 6 7ip6tables-translate -t nat -A postrouting -o eth0 -p tcp -j SNAT --to [fec0::1234]:123 --random 8nft add rule ip6 nat postrouting oifname "eth0" meta l4proto tcp counter snat to [fec0::1234]:123 random 9 10ip6tables-translate -t nat -A postrouting -o eth0 -p tcp -j SNAT --to [fec0::1234]:123 --random-fully --persistent 11nft add rule ip6 nat postrouting oifname "eth0" meta l4proto tcp counter snat to [fec0::1234]:123 fully-random,persistent 12