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 ...

The internet relies on a system of addresses that treats every computer, tablet and smartphone as a distinct device, allowing all of them to communicate with each other. Because many kinds of devices ...

Netstat, the TCP/IP networking utility, has a simple set of options and identifies a computer’s listening ports, along with incoming and outgoing network connections. This data can be very helpful if ...

Port Query (PortQry.exe) is a command-line utility in the Windows operating system that you can use to help troubleshoot TCP/IP connectivity issues. The tool reports the port status of TCP and UDP ...

If you've browsed new motherboards, you might have noticed that some of them come with two Ethernet ports. Redundancy is the ...