Adding a printer port in Windows XP requires the user to have administrator privileges to be able to install and make changes in the computer. Two types of printer ...

In case your router blocks the random port used by Skype to receive incoming connections, you must manually forward ports 80 and 443, allowing Skype to connect to other clients via TCP. All newer ...

All Cisco routers have two special types of lines, and many Cisco routers have a third. What are these lines, and how do you configure them? These are things that every network admin should know. All ...

One way to boost network security is to use Cisco’s Port Security feature to lock down switch ports. Learn the basics of port security, and find out how to configure this feature. A growing challenge ...

In normal language, a port is where ships anchor/dock and planes land. They then proceed with their journey as per schedule. In Information Technology lingo, ports are hardware and software (called ...