... .100% Original New In Sealed Box 4. Genunie Cisco GLC-ZX-SM : Cisco SFP 1.25G 1550nm SMF 80km Transceiver Device TypeSFP ... VAM2+; ASA 5512, 5515, 5525, 5545, 5555; Catalyst 2950, 2960, 2970, 3560, 3750, 4500, 4948; Catalyst Express 500; CSS 11503, 11506; ME 2400 ... , 3400, 4924, 6524; Supervisor Engine 720, II-Plus-TSAll the Cisco products deliver ...