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SubjectRe: Linux ping flood on localhost
Date
Hello!

> > Ping rate is unlimited for any kernel version.
>
> Unless you use /proc/sys/net/ipv4/icmp_echoreply_rate, presumably.

This limit does not apply to loopback at all.

BTW icmp_echoreply_rate does not work 8). I think, we forgot
to hook it, but the result is correct, luckily.
icmp echo messages should not be limited in any way,
it would kill all their sense.

Alexey

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