D-Link DFL860IPS12, 1 year(s) D-Link DFL860IPS12. License term in years: 1 year(s), Software type: Disk Kit D-Link claims its NetDefend security appliances are unique: along with a complete UTM solution they offer the Zone Defence feature, which allows them to send commands to xStack switches to stop infections from spreading across the network. The DFL-860 ... D-Link offers an impressive range of security features for the price, but configuration is complex ...