Re: ru.le to detect lots of syn pkts?

[Rich Adamson <radamson () routers com>]

> > Of course.  That's what thresholding is for.  For example:
> >
> > If you only want to catch SYN packets:
> > alert tcp $HOME)NET any -> any any (msg: "High traffic host, SYN packets"; 
> > flags:S; threshold: type both, track by_src, count 4000, seconds 60; 
> > classtype:misc-activity; sid: 1000002; rev:1;)

Getting  and error "*** Invalid integer input: 4000" using the above.
Running v2.10. Do I need to upgrade to handle this?

Rich




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