Date: Wed, 16 Apr 2008 10:41:17 -0700 From: Julian Elischer <julian@elischer.org> To: "M.S. Motanu" <miauris@gmail.com> Cc: freebsd-hackers@freebsd.org, Qing Li <qingli@freebsd.org> Subject: Re: Multipath routing - failover version Message-ID: <48063A3D.4070800@elischer.org> In-Reply-To: <1dd0a33d0804160337o3090ac08g4a2cbc3be0d58b19@mail.gmail.com> References: <1dd0a33d0804160337o3090ac08g4a2cbc3be0d58b19@mail.gmail.com>
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M.S. Motanu wrote: > I've ported the multipath routing patch by Ed Tanzer > <tanzer@dsm.fordham.edu > <https://mail.stsnet.ro/squirrelmail/src/compose.php?send_to=tanzer%40dsm.fordham.edu>>; > for FreeBSD 4.8-STABLE to FreeBSD 6.1-RELEASE. multipath routing was just committed to -current and will be merged back possibly. it may be worth seeing what there is in common, and if some features need to be cross-pollinated. > > The patch modifies the kernel and the userland programs netstat and route > so that for the same destination it is possible to specify two or more > different gateways (paths). > > Switching between different paths is done by the kernel based on the link > state of the interface associated with the gateway. This way when can > achieve a level of redundancy at the link level (this is not a routing > protocol!). > > The original patch did not have failover in mind, it addressed the problem > of load balancing. But the same results can be achieved with this patch > with minor changes to the code. > > The patch files and installation instructions can be downloaded > from:http://miauris.freehostia.com/mpath/mpath.tar.gz > > Comments are welcomed! > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"
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