Here you can find out how to change DNS servers in XBMC on Raspberry Pi using OpenELEC.
By setting up DNS server parental control, you can protect your kids from adult websites without installing additional software. Find out here how.
DNS Jumper is the ultimate Windows DNS switcher and DNS management tool. See here why.
Here’s a very small script which you can use to easily transfer files between servers, a server to server file copy script.