From owner-freebsd-cluster  Fri Aug 25  0:46: 9 2000
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To: freebsd-cluster@FreeBSD.ORG
Subject: transparent failover (was Re: Is this list active?)
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Date: Fri, 25 Aug 2000 00:46:09 -0700 (PDT)
From: hsu@FreeBSD.ORG (Jeffrey Hsu)
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  > Just a curious question, I guess a keep alive type of system where a
  > daemon per host sends out and acks keep alive messages is the easiest
  > form of high availability, right?

You might want to look at HSRP and VRRP.  The use of a virtual mac
address is ingenious.

References:
  http://relcom.eu.net/CURS/HSRP/cs009.htm
  http://www.cisco.com/warp/public/cc/pd/iosw/iore/prodlit/768_pb.htm
  VRRP RFC (ietf draft is more current)
  HSRP RFC



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