"Appliance" page in Prime 3.1 has been moved to ADMINISTRATION --> DASHBOARDS --> SYSTEM MONITORING DASHBOARD.  Expand "System Information" and you'll see the UDI for Prime 3.1

According to the "Network Security Features for Cisco ASR 1000 Series Routers" PBR is supported in hardware:The Cisco ASR 1000 Series Router is the industry’s first highly scalable WAN and Internet edge router platform that delivers embedded hardware...