48-PORT 10/100/1000BASE-T
48-PORT 10/100/1000BASE-T POE + 4-PORT 1 GBPS SFP PORTS METRO ETHERNETSWITCH
12-PORT SWITCH INCLUDING 8X10GIG
8-PORT 10GBASE-T 2-PORT SFP+ AND 2-PORT 10GBASE-T/SFP+ COMBO DESIGN SMART MANAGED SWITCH