I'm having problems opening ports on ubuntu 12.0.4. I have disabled the firewall on the server and open all ports on Azure but I check my port 3731 should open still closed . Sorry I'm bad english . Please help me ! Thank you
Links image check :
http://imgur.com/a/cH6X2
http://imgur.com/a/LtawF
http://imgur.com/a/m1TeF