wget http://download2.mikrotik.com/routeros/6.40.5/chr-6.40.5.img.zip -O chr.img.zip  && \

gunzip -c chr.img.zip > chr.img  && \

mount -o loop,offset=33554944 chr.img /mnt && \

ADDRESS=`ip addr show eth0 | grep global | cut -d' ' -f 6 | head -n 1` && \

GATEWAY=`ip route list | grep default | cut -d' ' -f 3` && \

echo "/ip address add address=$ADDRESS interface=[/interface ethernet find where name=ether1]

/ip route add gateway=$GATEWAY

 " > /mnt/rw/autorun.scr && \

umount /mnt && \

echo u > /proc/sysrq-trigger && \

dd if=chr.img bs=1024 of=/dev/vda && \

reboot

#以上脚本在linux下执行。。。