DNS Management

http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr_dns/configuration/12-4t/dns-12-4t-book/dns-config-dns.html

https://developers.google.com/speed/public-dns/docs/using
https://developers.google.com/speed/public-dns/

Why should you try Google Public DNS?
   Speed up your browsing experience
     Improve your security
       Get the results you expect with absolutely no redirection


https://www.ntchosting.com/encyclopedia/dns/ip-address/

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http://lifehacker.com/5784857/how-to-set-up-a-fully-automated-app-and-settings-backup-on-android

http://i00.i.aliimg.com/photo/v0/60087163892_1/cheap_mini_gps_tracker_for_vehicle_car.jpg