Some players use the weakness of the network part of the game.
As a result, it is not possible to play on some servers.
As I assume, they send a lot of garbage packets and since there is no check for the incoming number, the server tries to process them all from one client-no matter how many of them.
I think, as a solution: need to set a limit on packets per unit of time.
It seems to be in the "CNetConnection" part::Feed"