Date: Tue, 25 Jun 1996 10:44:53 -0500 (CDT) From: Joe Greco <jgreco@brasil.moneng.mei.com> To: jcl@pavilion.co.uk (Jonathan Laventhol) Cc: hackers@freebsd.org Subject: Re: Multiple delivery of UDP and IP aliases Message-ID: <199606251544.KAA07793@brasil.moneng.mei.com> In-Reply-To: <199606251517.QAA13345@deputy.pavilion.co.uk> from "Jonathan Laventhol" at Jun 25, 96 04:17:15 pm
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> I'm getting multiple delivery of UDP packets under particular > circumstances to do with SO_REUSEADDR and aliases on interfaces. > Briefly, a packet sent to an alias is getting delivered twice, > to different sockets, whereas the packet to the main address > only gets delivered once. This is a real problem to do with > named serving on alias ip addresses, but I've got test code if > anyone wants to play with it. It's a Legitimate Bug in 2.1R and 2.0.5R (at least), and somebody devised a patch. Check the -hackers list, and if you cannot locate the patch, write to me and I will dredge it up. My apologies to whoever fixed it, I can't remember anymore :-( ... Joe ------------------------------------------------------------------------------- Joe Greco - Systems Administrator jgreco@ns.sol.net Solaria Public Access UNIX - Milwaukee, WI 414/546-7968
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