The Cisco Small Business SF100D-05 is a compact, unmanaged desktop switch designed for small office and home office environments. This fanless, plug-and-play device provides five 10/100 Mbps Fast Ethernet ports, making it a simple and reliable solution for connecting basic network devices like computers, printers, and servers. With a switching capacity of 1 Gbps and a forwarding rate of 0.74 Mpps, it efficiently handles typical small network traffic. The SF100D-05 supports features such as automatic MDI/MDIX cable detection, which eliminates the need for crossover cables, and it adheres to IEEE 802.3, 802.3u, and 802.3x standards. It has a MAC address table size of 2000 entries and is powered by an external power adapter. The switch's small footprint and silent operation make it ideal for locations where space is limited and noise is a concern.