netdev - Re: [PATCH] bridge: avoid ptype

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Message-Id: <20070228.232224.74746939.davem@davemloft.net>
Date:	Wed, 28 Feb 2007 23:22:24 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...ux-foundation.org
Cc:	greearb@...delatech.com, bridge@...ux-foundation.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH] bridge: avoid ptype_all packet handling

From: Stephen Hemminger <shemminger@...ux-foundation.org>
Date: Wed, 28 Feb 2007 23:04:36 -0800

> If an normal application has to use something like raw packet
> filtering, it seems there is a missing API.

I'm loosely following this discussion, but Ben mentions DHCP
and I remember learning the other month that DHCP uses AF_PACKET
and filtering instead of IP RAW sockets because it needs to get
the MAC address and RAW sockets don't provide that.
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