A router's wide area network (WAN) port acts as its gateway to other networks, providing an interface for the router to send outgoing traffic over. Computers should not be connected to a router's WAN ...

To share a printer between two computers, both computers need to be connected to the same network. Business networks are usually created using a network router, but you can also create small networks ...

Guest networks are surprisingly useful.

Q: I am a customer of Comcast/Xfinity. Recently, I changed my old modem/router for a new modem/router and everything connected without issue except for my printer, which is an Epson Workforce 645.

If this sounds like you it's time to think about an upgrade ...