On Thu, Oct 10, 2013 at 4:30 AM, Илья Шипицин <chipits...@gmail.com> wrote: > I use ntp already.
So everyone can predict what your machine would have sent in response to an ICMP timestamp query, meaning that turning it off doesn't hide anything. > I am about to switch icmp timestamps off (security people are afraid > of that setting), Cargo cult security. > just curious what was the purpose of it. Oddly enough, the RFC that defines it (RFC792) has a reference about that. Philip Guenther