If the ClusterService group is configured on the existing cluster, add the node to the group by performing the steps in the following procedure on one of the nodes in the existing cluster.
To configure the ClusterService group for the new node
# haconf -makerw
# hagrp -modify ClusterService SystemList -add saturn 2
# hagrp -modify ClusterService AutoStartList -add saturn
# hares -modify gcoip Device bge0 -sys saturn
# hares -modify gconic Device bge0 -sys saturn
# haconf -dump -makero