주요 명령어

sudo sh -c "echo 1 > /proc/sys/net/ipv4/ip_forward"

route del default gw _gateway eth0

vconfig add eth0 101

vconfig add eth0 102

udhcpc -i eth0.101

ifconfig eth0.102 192.168.102.1 netmask 255.255.255.0 broadcast 192.168.102.255 up

route add default gw _gateway eth0.101

iptables -P FORWARD ACCEPT

iptables --table nat -A POSTROUTING -o eth0.101 -j MASQUERADE

ip link add link eth0 name eth0.101 type vlan id 101

//sd카드에 쓰기

bunzip2 -dk -f core-image-full-cmdline-imx6ull14x14evk.sdcard.bz2

sudo dd if=core-image-full-cmdline-imx6ull14x14evk.sdcard of=/dev/sdd bs=1M conv=fsync