Hi i'm just touch Mikrotik but for my router, when one PC go to Internet it will pop-up in log info like attach Picture I can't find any way that make it down please advice. Thank

Thank

Hi i'm just touch the Mikrotik but for my router when I try to allow the one PC go to Internet it will pop-up in log info like attach Picture and one can tell me why it can nat my Public to other IP that I concern it spam or what ,How can i stop it , Thank for help