Getting Started Guide

6 Overview
• All public interfaces for each node should be able to communicate with all
nodes within the cluster.
• All private interfaces for each node should be able to communicate with all
nodes within the cluster.
• The hostname of each node must follow the RFC 952 standard
(
www.ietf.org/rfc/rfc952.txt ). Hostnames that include an underscore ("_")
are not permitted.
• Each node in the cluster requires the following IP address:
• One public IP address
• Two private IP address
• One virtual IP address
• Three single client access name (SCAN) addresses for the cluster
Operating System Requirements
• Red Hat Enterprise Linux 5.x AS x86_64
• Oracle Linux 5.x AS x86_64
Book.book Page 6 Tuesday, July 26, 2011 11:33 PM