Resolve Error 1013 When Restoring the IOS 4.3.3 (after using JailbreakMe)

Hello friends, I will leave a tutorial, as it appears to be having problems when having to restore the iPhone to 4.3.3 from any cause, well this is a solution to avoid iTunes when trying to launch a 1013 get version 4.3.3. This error occurs because the HOSTS file on your pc / mac is modified and Apple has put a new security in the baseband that throws the error 1013. Realizing what they were then