Two servers running SLES 12 SP2 64-bit for nodes
One server running SLES 12 SP2 64-bit for iSCSI Server
SLES12 SP2 64-bit HA extension ISO image file
Six static IPs:
Two static IP addresses for each node.
One static IP address for the cluster. This IP address is dynamically assigned to the node currently running eDirectory.
One IP address for iSCSI Server.