The documentation about NFS version needs to updated to include V4.2 being supported.
NFS version requirements are covered in the Planning and Prerequisites Guide, and include just the relevant major versions of NFS (3 and 4): https://doc-stage.usersys.redhat.com/documentation/en-us/red_hat_virtualization/4.1/html-single/planning_and_prerequisites_guide/#nfs Closing this one out.