The RATEEST target collects statistics, performs rate estimation calculation
and saves the results for later evaluation using the \fBrateest\fP match.
.TP
\fB--rateest-name\fP \fIname\fP
Count matched packets into the pool referred to by \fIname\fP, which is freely
choosable.
.TP
\fB--rateest-interval\fP \fIamount\fP{\fBs\fP|\fBms\fP|\fBus\fP}
Rate measurement interval, in seconds, milliseconds or microseconds.
.TP
\fB--rateest-ewmalog\fP \fIvalue\fP