Juniper Networks Uplink Modules

EX-UM-2X4SFP EX4200 and EX3200 2-Port 10G SFP+ / 4-port 1G SFP Uplink Module˜
EX-UM-2XFP EX 4200 and EX 3200 2-Port 10G XFP Uplink Module˜ (optics sold separately)
EX-UM-4SFP EX 4200 and EX 3200 4-Port 1G SFP Uplink Module˜(optics sold separately)
EX4500-UM-4XSFP EX 4500 4-Port 10G SFP+ Uplink Module (optics sold separately)