Cisco Layer 2 switching 1. 20 Port Gigabit Lan-base Image Switch 2. 4 Dual Purpose Uplinks 3.Low price, Short lead time FeaturesForm FactorRack MountablePorts Qty24Data Transfer Rate1 GbpsData Link ProtocolEthernet, Fast Ethernet, Gigabit EthernetOther FeaturesLayer 2 switching, auto-sensing per device, DHCP support, auto-negotiation, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, ...