The NETGEAR GSM4230PX-100NAS 30 Port Rack Mountable Ethernet Switch is a fully managed, layer 4 Gigabit Ethernet switch with 30 WAN ports and 24 LAN ports. It features a compact form factor that is rack mountable, making it ideal for enterprise networking setups. With a variety of network management features and high-speed connectivity, this Ethernet switch from NETGEAR is a reliable choice for businesses looking to enhance their network infrastructure.