In today's connected workplace, webpage errors are a major headache for IT administrators. A good place to begin your troubleshooting is with the DNS cache. For the uninitiated, DNS refers to Domain ...

Jack Wallen shows you how to flush the DNS cache on your Ubuntu Servers to avoid DNS-released networking issues. Image: gonin/Adobe Stock Sometimes a network connection doesn’t seem to function how we ...

If you are not able to connect to a particular site and its IP addresses is not resolving properly, it could be a problem with the DNS servers that you are connecting to or an incorrect DNS entry ...

I'm trying to finish cleaning up a system that was absolutely chock-full o' viruses. The anti-virus (Symantec Corporate) claims everything is clean, and I've cleaned up the hosts file, which had a ...