From owner-freebsd-questions  Mon Jul  2 20: 0:57 2001
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From: Josh Paetzel <jpaetzel@hutchtel.net>
To: Kelvin Ng Chee Hoong <nchee_hoong@pacific.net.sg>,
	"freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.ORG>
Subject: Re: Port Scanning Detection
Date: Mon, 2 Jul 2001 22:07:10 -0500
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On Monday 02 July 2001 21:51, Kelvin Ng Chee Hoong wrote:
> Hi ;
>    Does anybody know what software available internet to detect  port
> scanning ? I want the software which able to send email alert or SMS to
> network administor as soon it detected the action of port scanning takes
> place . Please advise
>
>

Take a look at Portsentry in the ports collection.

Josh

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