Date: Sat, 12 May 2007 21:08:30 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Mark Glines <mark@glines.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>, linux-kernel@vger.kernel.org
Subject: Re: [patch] ip_local_port_range sysctl has annoying default
Message-ID: <20070512210830.514c7709@the-village.bc.nu>
In-Reply-To: <20070512123052.4a628fa1@chirp>
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	<4645227F.3030905@zytor.com>
	<20070512121009.18c8b68a@chirp>
	<464611A6.3040301@zytor.com>
	<20070512123052.4a628fa1@chirp>
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> > I think the IANA range is considered too small in most cases; I
> > suspect there is also a feeling that "there be dragons" near the very
> > top.
> 
> Ok, thanks for the explanation.  Sounds like we're using high port
> numbers in the "spirit" of the IANA recommendation, without using
> their actual numbers.

The top space is reserved when using masquerading and used for the
masquerading ports normally in that situation. Clipping them off avoids
differing behaviour with masquerading on/off.

Alan
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