On Mon, Mar 07, 2011 at 11:34:50AM +0100, Daniel Gracia wrote:
> El 07/03/2011 10:54, Henrik Engmark escribiC3:
> >Is there a way, good or bad, to relax pf enough to let nmap do its OS
> >detection?
> >I am on 4.8.
> >
> 
> Way too vague question; you should at least describe the scenario.

I'm pretty certain he's just read /usr/ports/net/nmap/pkg/MESSAGE:

---
CAUTION!!! Using nmap with `-O' flag under OpenBSD machine with pf
enabled might hang nmap. It's caused by properly working pf which
will filter out all weird ip header flags sent by nmap.
---

But yes, if my earlier message isn't sufficient some clarification would
be welcome.

                Joachim

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