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Date:      Sun, 25 May 2008 01:49:15 -0700
From:      Xin LI <delphij@delphij.net>
To:        Ighighi Ighighi <ighighi@gmail.com>
Cc:        freebsd-pf@freebsd.org
Subject:   Re: blackhole in PF possible?
Message-ID:  <4839280B.3000704@delphij.net>
In-Reply-To: <de5dfb5a0805250114m5f141e6ek5dcf83d916bc206f@mail.gmail.com>
References:  <de5dfb5a0805250114m5f141e6ek5dcf83d916bc206f@mail.gmail.com>

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Ighighi Ighighi wrote:
| blackhole(4) is hardly a feature if it applies to loopback interfaces
| as well.  Its intended functionality
| ("to slow down anyone who is port scanning a system", according to the
| manpage) also slows down
| internal services because those TCP RST's and ICMP Port Unreachable's
| are never seen.
|
| Is there a way to get the same functionality in PF so I can restrict
| those packets to external interfaces ?
|
| Thanks in advance,

skip on lo0?

- --
** Help China's quake relief at http://www.redcross.org.cn/
|>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Xin LI <delphij@delphij.net>	http://www.delphij.net/
FreeBSD - The Power to Serve!
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