Every device connected to a network must have its own Internet Protocol address to communicate with other devices. In the case of most business and home networks, each computer is connected to a ...

A port is a gateway on a computer through which a connection is established. To test the network and Internet connection in your business, test the connection port using the Telnet utility in Windows.

Run the command "netstat -ab" in an elevated Command Prompt, PowerShell, or Terminal window to see a list of applications and their associated ports. Checking open ports can be done using built-in ...

Anywhere that multiple computing devices share a single Internet connection there is a router. Recently routers from Linksys, Netgear, Cisco and others were found to have a huge security flaw. This is ...

The indicator lights for active Ethernet connections might help you troubleshoot problems with a Wi-Fi router. While Wi-Fi and Ethernet may seem like two utterly different pieces of technology, they ...