10분에 한번씩 DHCP로 맥어드레스 변경하면서 IP받아오기 (Linux)

#!/bin/bash

while :; do

for mac in `cat /usr/local/bin/mac.txt`

do

/usr/bin/pkill -9 dhclient

/sbin/ifconfig eth1 hw ether $mac

/sbin/dhclient -1 -q -lf /var/lib/dhclient/dhclient-eth1.leases -pf /var/run/dhclient-eth1.pid eth1

sleep 600

done

done