Local Host

   . In computer networking, local host refers to hostname.
   . Also called as loopback address.
   . It means a locally installed website may be accessed from a web browser by the url http://localhost to display home page.

   What is 127.0.01?

         . It is the standard IP address used for loopback network connection.
         . It means, if you try to connect to, you are immediately looped back to your own machine.
         . It uses http protocol to loop back
         . Also referred as local host.
         . It connects to the local machine without being accessed from a network.

   How it is used?

         . Used by most of the developers to test their applications.
         . They can test and check their applications without going to the path of network.
         . Localhost uses IPv4 address and IPv6 is ::1.