The router shown above is my home router which has 4 Ethernet ports for wired clients, as well as supporting WI-Fi access. On the Local side the router will have a Wi-Fi interface and Ethernet ports. This is used for connecting to a cable modem or fibre modem as shown below: You may also have a broadband/WAN connector. This connects to the telephone network via a broadband filter. On the Internet side the router will may have a single connection labelled DSL which uses a RJ12 telephone connection. Router Interfaces and Physical Connections In this tutorial I will explain the various ports available on most routers, and how to set up your router and change common settings. Home routers are usually supplied by an ISP (Internet Service Provider) as part of your Internet package.
Most home routers also function as Wireless Access points and are commonly called wireless routers. Your home router connects your home network to the Internet.
