From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeff Garzik <jgarzik@pobox.com>
Subject: Re: SIOCADDMULTI for unicast broken
Date: Fri, 03 Jan 2003 20:18:00 -0500
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Cc: Donald Becker <becker@scyld.com>, netdev@oss.sgi.com
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To: jamal <hadi@cyberus.ca>
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jamal wrote:
> Some programs require ability to accept packets destined to certain
> MAC addresses (in addition to their own).
> Example Jerome Ettienes vrrpd (http://w3.arobas.net/~jetienne/vrrpd/)
> 
> The trick is to add unicast addresses via SIOCADDMULTI and accept those
> packets when they make their way up the stack.
> I think this used to work, no? Donald, any history/comments behind
> this?


Over and above Donald's comments, from an interface perspective I think 
this is a bit of a hack, don't you?  :)  Calling an "add-multi" ioctl 
should do precisely that... and only that :)