UR (Unrestricted) does cover the failover license.
Reference:
http://cisco.com/en/US/products/hw/vpndevc/ps2030/products_data_sheet09186a00800b0d85.html
UR = Provides businesses a robust, high-performance security solution, allowing them to take full advantage of the platforms capabilities, including:
? Maximum number of physical and virtual interfaces supported
? Maximum number of concurrent firewall and VPN connections supported
? Maximum amount of RAM included
? Maximum VPN performance via integrated hardware VPN acceleration (Cisco VPN Accelerator or Cisco VPN Accelerator+)
? Active/Active* stateful failover support (requires similar Cisco PIX Security Appliance model with Failover-Active/Active license)
? Active/Standby stateful failover support (requires similar Cisco PIX Security Appliance model with Failover or Failover-Active/Active license)
? Security context* support, with two security contexts included as part of the UR license
? GTP inspection* support, when a GTP Feature License is also installed on the system
sincerely
Patrick
