> On Jun 9, 2016, at 01:25, Rob Janssen <[email protected]> wrote: > > [email protected] wrote: >> packet loss rate for UDP 123 is much higher than other packet such as ICMP, >> for the UDP 123 is abused by NTP Refelection DDOS Attack. i know there are >> such DDOS attacks every day, some of them more than 200Gbps. >> > > Yes, that is what you get with all those ISPs that do not implement BCP38! >
Yes, most ISPs in China have URPF in they edge switch. so most of Refelection DDOS Attack are from US now. > Rob > _______________________________________________ > pool mailing list > [email protected] > http://lists.ntp.org/listinfo/pool > _______________________________________________ pool mailing list [email protected] http://lists.ntp.org/listinfo/pool
