I have a user who's machine is not pingable on our network, using computer hostname or associated IP. However, in troubleshooting this, I see that the IP the machine actually has does not resolve to ...

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

You’ve heard about it before: an unknown online assailant has been inundating someone in your town with bothersome messages. Luckily, even though that person’s ...

Computers that connect to a TCP/IP network such as the Internet are assigned an IP address, a label consisting of 32-bits and represented in dotted-decimal notation, such as 192.168.0.1. PCs also have ...