what is a tcp/ip gateway
Typically in a TCP/IP network, nodes such as servers, workstations and network devices each have a defined default route setting, (pointing to the default gateway), defining where to send packets for IP addresses for which they can determine no specific route.The gateway is by definition a router.n a home or small office environment, the device, such as a DSL router or cable router that connects the local network to the Internet will act as the default gateway for all network devices.