Cardsharing with Echosmart 771 HOW ??

[sitalko]

Hey everyone! So I recently bought Echosmart 711 and I've read a lot about it on the web,but I still couldn't understand how can I connect the Echosmart to internet trough my computer ? I downloaded a software to open the ports,but it's not working -sharemax....please tell me what do I need,you're my last hope Appreciate every single answer