what is proxy? how it is used in real time?

Answer Posted / vineet

Proxy is an Layer to hide your requests directly to the user
or the front end and any requests directly going to the
Application Server.

Your Web Server the front end mostly acts as an Proxy Server
between the User and the Application Server.

There are lot of features using a Proxy few of them are
Content Filtering, Restricting a particular IP or Subnet,
Load Balancing etc...

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