Using the information in the following image, explain the flow of the request step by step between the Client, Proxy Server, and Origin Server.

Transcribed Image Text:

Request URI: http://www.example.com HTTP/1.1 200 OK Content-Encoding: gzip Age: 521648 Cache-Control: max-age=604800 Content-Type: text/html; charset=UTF-8 Date: Fri, 06 Mar 2020 17:36:11 GMT Etag: "3147526947+gzip" Expires: Fri, 13 Mar 2020 17:36:11 GMT Last-Modified: Thu, 17 Oct 2019 07:18: 26 GMT Server: ECS (dcb/7EC9) Vary: Accept-Encoding X-Cache: HIT Content-Length: 648 Request URI: http://www.example.com HTTP/1.1 200 OK Content-Encoding: gzip Age: 521648 Cache-Control: max-age=604800 Content-Type: text/html; charset=UTF-8 Date: Fri, 06 Mar 2020 17:36:11 GMT Etag: "3147526947+gzip" Expires: Fri, 13 Mar 2020 17:36:11 GMT Last-Modified: Thu, 17 Oct 2019 07:18: 26 GMT Server: ECS (dcb/7EC9) Vary: Accept-Encoding X-Cache: HIT Content-Length: 648