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Re: [PATCH] broadcast address on subnet

To: Jaap Keuter <jaap.keuter@xxxxxxxxx>
Subject: Re: [PATCH] broadcast address on subnet
From: "David S. Miller" <davem@xxxxxxxxxx>
Date: Mon, 5 Jul 2004 15:35:38 -0700
Cc: netdev@xxxxxxxxxxx
In-reply-to: <20040630125858.K68876-100000@xs1.xs4all.nl>
References: <20040630125858.K68876-100000@xs1.xs4all.nl>
Sender: netdev-bounce@xxxxxxxxxxx
On Wed, 30 Jun 2004 13:02:16 +0200 (CEST)
Jaap Keuter <jaap.keuter@xxxxxxxxx> wrote:

> Digging a bit deeper revealed that it actually is an issue with
> SIOIFNETMASK. Once you bring up an interface with SIOIFADDR, a classfull
> netmask and broadcast address is set (if applicable for the type of
> interface), in order to get a properly configured interface. But if you
> subnet the network using SIOIFNETMASK no proper broadcast address is
> set. So you always have to calculate it yourself, obviously leading to
> configuration errors.

Indeed that's odd behavior.  I like this patch and will apply it
to my trees.

Thanks.

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