* WF-500 appliances have optional guest VM images that provide support for additional analysis
environments. For information about which VMs are available for a specific PAN-OS®
(WildFire®) release, refer to WF-500 Appliance Analysis Environment Support.
** For more specific information about firewalls and appliances that have reached
end-of-sale (EoS) status, review our hardware EoL web page.