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Re: [PATCH] OpenBSD Networking-related randomization port

from [Lennert Buytenhek] [Permanent Link][Original]
To: Stephen Hemminger <shemminger@xxxxxxxx>
Subject: Re: [PATCH] OpenBSD Networking-related randomization port
From: Lennert Buytenhek <buytenh@xxxxxxxxxxxxxx>
Date: Thu, 3 Feb 2005 21:14:08 +0100
Cc: Lorenzo Hernández García-Hierro <lorenzo@xxxxxxx>, linux@xxxxxxxxxxx, mingo@xxxxxxx, Arjan van de Ven <arjan@xxxxxxxxxxxxx>, bunk@xxxxxxxxx, Chris Wright <chrisw@xxxxxxxx>, davem@xxxxxxxxxx, Hank Leininger <hlein@xxxxxxxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, netdev@xxxxxxxxxxx, Valdis.Kletnieks@xxxxxx, spender@xxxxxxxxxxxxxx
In-reply-to: <20050203115127.3245951f@xxxxxxxxxxxxxxxxx>
References: <20050202171702.24523.qmail@xxxxxxxxxxxxxxxxxxx> <1107365917.3754.155.camel@xxxxxxxxxxxxxxxxxxxxx> <20050203115127.3245951f@xxxxxxxxxxxxxxxxx>
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On Thu, Feb 03, 2005 at 11:51:27AM -0800, Stephen Hemminger wrote:

> Recent 2.6 does a more advanced form of port randomization already
> using address hash at connect time.  tcp_v4_get_port is only used for
> the case of applications that explicitly bind to port zero to find a
> free port.

Is any such randomisation done or planned for UDP?


--L
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