WS-C3750X-12S-E
Cisco Catalyst 3750-X Series Switch
Stackable 12 GE SFP ports
Four optional uplink network modules with GE or 10GE ports
Dual redundant, modular power supplies and fans
Media Access Control Security (MACsec) hardware-based encryption
Flexible NetFlow and switch-to-switch hardware encryption with the Service Module uplink
USB Type-A and Type-B ports for storage and console respectively and an out-of-band Ethernet management port