China hacker so pro? bypass server scan? acording to isean the server auto ban checks on monster speed,therefore force vac or passive vac is patched but how they bypass the server scan??? HACKER OR HACKER???

hmm hi guys i saw some 1 hacking using a force vac and nver gets dc or message can some 1 give me a guide or explain that to me? everytime i creat a force vac on my own i get instant message and dc at the first wave even without hitting!! Thx