Second WAN Port:
nvram set vlan0ports="1 2 3 5*" nvram set vlan1ports="0 4 5" nvram commit reboot
Then apply multi WAN
http://wiki.openwrt.org/doc/howto/mwan3
nvram set vlan0ports="1 2 3 5*" nvram set vlan1ports="0 4 5" nvram commit reboot
Then apply multi WAN
http://wiki.openwrt.org/doc/howto/mwan3
sudo add-apt-repository ppa:maarten-baert/simplescreenrecorder
sudo apt-get update && sudo apt-get install simplescreenrecorder