All scripts are available from the Linux Journal FTP site: ftp.ssc.com/pub/lj/listings/issue104/5505.tgz
Directions on Heartbeat Setup: www.linux-ha.org/download/GettingStarted.html
Linux-HA Home Page: www.linux-ha.org
Linux Virtual Server Project: www.LinuxVirtualServer.org
OpenLDAP Home Page: www.openldap.org
Ultramonkey: ultramonkey.sourceforge.net