24 10/100/1000M,Four optional uplink network modules with GE ... Cisco Catalyst 3750-X and 3560-X Series primary features:• 24 and 48 10/100/1000 PoE+, non-PoE models, and ... 12 and 24 GE SFP port models• Four optional uplink network modules with ... about Software Activation, visit http://www.cisco.com/go/sa. WS-C3750X-24