What is the maximum number of ClearPass appliances that we support within a cluster?
Environment : This article best applies to CPPM 6.2
As per the latest update from the developers, the hard limit for the total number of nodes in a cluster is 40. This means that we can have One Publisher and 39 Subscribers.
However, it is strongly recommended that whenever such a deployment is planned Customer must get in touch with TAC. TAC will review the design along with the Developers and suggest the best cluster design.
For more information of Clusters, please refer to User Guide.
You may also refer to the following articles.