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 ...

Then the easiest step to fix that is Flush DNS Cache from your computer. All you have to do is to copy and paste a code in control panel. THE CODE IS: IPCONFIG /FLUSHDNS To clear your DNS cache if you ...