<A target="_blank" href="http://www.vaughanrivett.co.nz/web/vaughans.nsf/dx/how-to-create-a-cluster-in-lotus-domino-server-so-that-users-can-keep-working-when-a-server-goes-down">Domino clusters allow users</A> to keep working when a server goes down, saving many, many headaches. Vaughan Rivett provides some basic tips and a 5-minute video to help you get started.