tinc

#!/bin/sh

cfg=/etc/tinc
myip=$(awk -F' *= *|/' '/Subnet.*\/32$/{print$2}' $cfg/$NETNAME/hosts/$NAME)
ifconfig $INTERFACE $myip/24
cd /etc/tinc/$NETNAME/hosts
for i in *; do
        [ "$i" = "$NAME" ] && continue
        eval $(awk -F' *= *|/' '/Subnet.*\//{if($3 == 32)gw=$2;else net=$2"/"$3}END{print "ip route add "net" via "gw}' $i)
done