subnet used to cheat what this mean

[chicano]

well i connected to a 2.6b server and it said that my subnet has recently been used to cheat and has been disabled for 600 seconds and i connected again like 2 min later and it worked but i dont know what happend any1 know wat this means?

 

p.s im not really good with computers i dont even know wat subnet is so can any1 help and tell me wat happend...?

[Ice Man]

someone with an ip similar or yours used a cheat and was caught, by default that server bans however long they specify.