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Date: Wed, 24 Oct 2001 13:36:40 +0200
From: Kurt Roeckx <Q@ping.be>
To: Tim Hockin <thockin@sun.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: issue: deleting one IP alias deletes all
Message-ID: <20011024133639.A2225@ping.be>
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In-Reply-To: <3BD5AED6.90401C9C@sun.com>; from thockin@sun.com on Tue, Oct 23, 2001 at 10:54:30AM -0700
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On Tue, Oct 23, 2001 at 10:54:30AM -0700, Tim Hockin wrote:
> So we've noticed, and taken issue with this behavior.
> 
> If you have several IP aliases on an interface (eth0:0, eth0:1, eth0:2) you
> get inconsistent behavior when downing them.
> 
> * if I 'ifconfig down' eth0:1, I am left with eth0:0 and eth0:2
> * if I 'ifconfig down' eth0:0, eth0:1 and eth0:2 go away, too

This was reported ages ago too.

>From what I remember, because eth0:x is an AF_INET hack only, you
should only do a down of it with an AF_INET socket.  Some
versions of ifconfig did it with a socket of the wrong type,
which resulted in the whole interface going down.

Which version of ifconfig (nettools) are you using?


Kurt

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