hello everyone... i have a wireless internet connection in home for my loptop its just one unit... but may problem is may neighbour can access also internet in my wireless connection, now i want him to stop connecting at may wireless because his not stop downloading video, *censored*, etc.. so my internet connection come so slowly everytime he using the internet.. so my questions is.. how can i set may wireless connection for just one unit? only for may loptop. thank you in advance.. hope you can help me..