test using for liang chun long yan
guard deploy:
sudo fdisk -l
sudo mount /dev/mmcblk0p1 /mnt
sudo leafpad /mnt/config.txt
sudo reboot
sudo apt-get update
sudo apt-get install vim htop iftop vlc mplayer iperf
sudo apt-get install unclutter firefox-esr-l10n-zh-cn python-dev build-essential
sudo pip install tornado coapthon transitions onvif netifaces
mkdir guard
cd guard/
git clone https://github.com/ncaew/mytest1
sudo tcpdump -i eth0 -nn greater 81 and less 83 and src port 51880 and dst port 51880 and src net 192.168 and '(udp[46:2] = 0x0c00)' -l | grep UDP