Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 4 Apr 2002 15:38:24 -0800
From:      Bill Fumerola <billf@mu.org>
To:        Steve Shorter <steve@nomad.lets.net>
Cc:        FreeBSD <freebsd@icablenet.com.br>, freebsd-security@FreeBSD.ORG
Subject:   Re: IpFilter / IpFireWall
Message-ID:  <20020404233824.GN1135@elvis.mu.org>
In-Reply-To: <20020404182754.A98545@nomad.lets.net>
References:  <a8ii7f%2B9qbc@eGroups.com> <001f01c1dc2c$23f86e40$0225d7c8@broilo> <20020404231901.GM1135@elvis.mu.org> <20020404182754.A98545@nomad.lets.net>

next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, Apr 04, 2002 at 06:27:54PM -0500, Steve Shorter wrote:
> On Thu, Apr 04, 2002 at 03:19:01PM -0800, Bill Fumerola wrote:
> > > options         IPSTEALTH
> > 
> > this has nothing to do with ipfw or ipfilter.
> 
> 	Hmm.. this adds a syctl parameter that when enabled
> causes the firewall to not decrease the ttl for packets that
> pass through it making it "invisible" to traceroute et al.

ipfw and ipfilter don't decrement the ttl.

> Or am I missing something?

yes, the difference between a firewall and a router.

-- 
- bill fumerola / fumerola@yahoo-inc.com / billf@FreeBSD.org / billf@mu.org
- my anger management counselor can beat up your self-affirmation therapist



To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-security" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20020404233824.GN1135>