Install the Integration Server s. All Integration Servers that you want to include in the cluster should be running the same version of Integration Server software and be at the same patch level.

Install and configure the Terracotta Server Array . You must install and configure the Terracotta Server Array before you enable clustering on the Integration Servers. For more information about this step, see Setting up the Terracotta Server Array for Use by the Cluster of Integration Servers.

Configure the Integration Server for clustering. Instructions are provided in Setting Up the webMethods Integration Servers in the Cluster.