FORTIDDOS-1500F-LR DDOS PROTECTION APPLIANCE - 4 PORT-PAIRS DDOS DEFENCE PORTS, INCLUDING 2 PAIRS X 10 GE SFP+ (OR GE SFP) (NO BYPASS PROTECTION) AND 2 PAIRS X 10 GE LC LR SM 1310NM PORTS WITH INTEGRAL OPTICAL BYPASS PROTECTION, 2X GE RJ45 MANAGEMENT