My son plays league of legends too much and I currently block it by blocking the ports it commonly uses. this is on a netgear, I have all other configuration done to implement the 951 but this. Service Type Port IP 1 LOL Patches 8393 all 2 LOL 5222..5223 all 3 lol udp 5100..5400 all 4 more lol 2099 ...