Disconnecting while playing games

Hi guys, im having a problem when we are playing LAN games. we disconnected while we play. I bought a new hub but the problem still occur. is someone know the reason why? please help
 
Question is waaay to vague. Please try to be specific, give examples, who is the internet service provider, what is the router mfg, what game are you playing, what version of windows, why did you use a hub instead of a switch, etc. Post back with much more information & maybe we can help you.
 
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