3Com Baseline 10/100 Hub 16-port and 24-port devices deliver cost effective hub networking. These unmanaged hubs come pre-configured for fast, easy installation, the hubs operate free-standing or rack-mounted in a standard-size 19 inch wiring closet rack. All ports auto-negotiate port speed, making them good for offices with a mix of Fast Ethernet (100 Mbps) connections for desktops and office servers and older desktops still running at Ethernet (10 Mbps) speeds. Baseline hub products are designed for small to mid-size networks and branch offices having structured wiring without a need for network management.