... 3550-24 SMI - switch - 24 ports - Managed - desktop Manufacturer: Cisco Part Code: WS-C3550-24PWR-SMI Device Type: Switch - 24 ... 3 Features Full duplex capability, uplink, auto-sensing per device, IP-routing, DHCP support, auto-negotiation, VLAN support, manageable, stackable Compliant ... , IEEE 802.1w, IEEE 802.1x, IEEE 802.1s Power AC 120/230 V ( 50/60 Hz ) Dimensions (WxDxH) 44 cm ...