Fast ipv6 connection by mac

ip6calc

#!/bin/bash
if [[ $1 != *":"* ]]
then
	MAC="${1:0:2}:${1:2:2}:${1:4:2}:${1:6:2}:${1:8:2}:${1:10:2}"
else
	MAC=$1
fi
PREFIX=fe80
IFS=':'; set $MAC; unset IFS
printf "$PREFIX::%x%x:%x:%x:%x\n" $(( 0x${1} ^ 0x02 )) 0x${2} 0x${3}ff 0xfe${4} 0x${5}${6}

ssh6

#!/bin/bash
set -x
ssh root@$(ip6calc $1)%wlp3s0

genofire@notbook ~ % ssh6 0000000
++ ip6calc 14cc20ba7487
+ ssh root@fe80::20:ff:fe00:0%wlp3s0