• HTTP(S) mean
  • URL mean
  • TCP connections / Sockets
  • TCP port numbers
  • – server
  • the simplest python socket server that response ‘hello world’ – client
  • write a simplist python socket browser to ‘http://data.pr4e.org/page1.htm
  • write a socket client for the server above.
  • how does the http request look like (method url protocal. example ‘GET http://daa.pr4e.org/page1.htm HTTP/1.0’)