Spesification XG 550 Fullguard; FullGuard Subscription Includes: Network Protection, Web Protection, Email Protection, Webserver Protection and Enhanced Support [XF551CTEA] IncludeXG 550 Enhanced Support; Enhanced Subscription Includes: 24/7 multi-channel support, Software downloads, updates, and maintenance, Access to support knowledgebase and support forums, Warranty (Appliances only), Hardware replacement (Appliances only), Remote assistance support [EN551CEAA]; installation