Terminal Servers Identity Agent (MUH Agent) shows its status as "Disconnected".
fw ctl debug -m fw + crypt
;get_cptls_default_params_id: failed with params: 0xXYZ, 0x0, 0x0 ;vm_mux_cpas_generic_read_handler: get_cptls_default_params_id failed; ;vm_mux_cpas_generic_read_handler: get_cptls_params_id succ with id=0x0;
Problem with Internal CA certificate in the Identity Awareness Gateway object.