I need clarification : If we have two Hardware appliances, what are the options for Clustering or HA.
*RSAViaWildflyClustering doc does not cover this.
See if the following helps - RSA Identity Governance and Lifecycle 7.0.2 - Configuring WildFly Clustering
The other hardware appliance can be used as a DR (synced with DataGuard) if this is part of your requirements.
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