Date: Mon, 22 Mar 1999 12:44:15 -0500 From: Christopher Sedore <cmsedore@maxwell.syr.edu> To: "'Gary Palmer'" <gpalmer@FreeBSD.ORG>, "Cyril A. Vechera" <cyril@main.piter.net> Cc: julian@whistle.com, Christopher Sedore <cmsedore@maxwell.syr.edu>, freebsd-net@FreeBSD.ORG Subject: RE: clustering/load balancing Message-ID: <262C3DA9BE0CD211971700A0C9B413A1CBDE@exchange.maxwell.syr.edu>
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> -----Original Message----- > From: Gary Palmer [mailto:gpalmer@FreeBSD.ORG] > Sent: Monday, March 22, 1999 11:46 AM > Subject: Re: clustering/load balancing > > I added a smiley to the end of the message for a reason. > There are solutions > to most of the other SPoFs that are out there today. The > biggest one still > left is actually not the one I highlighted, but rather: > > > +-------[Machine B] > | > [internet]-----[ any router ]----+-------[Machine C] > | > +-------[Machine D] > ^^^^^^^^^^^^ > > Anyone know of any way to have redudancy all the way to the > host? (i.e. 2 or > more NICs) Its going to need some daemon on the host watching > the NIC for a > heartbeat or something, then sending out an ARP invalidation > packet for the > (now failed) NIC and then another ARP for the (now working) NIC. DAS FDDI solves this nicely, right? No hub, and if your redundant switches/routers do FDDI, you've reduced the problem back to a node failure. -Chris To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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