Usually I would agree. But not in this instance. It really is silly some isps are not doing this by default, just fixing this will reduce so many types of ddos

Usually I would agree. But not in this instance. It really is silly some isps are not doing this by default, just fixing this will reduce so many types of ddos attacks. The current size of ddos attacks are just insane. And thabks to these attacks decentralized nature of the internet is eroding everyday.