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Network Test 1 (Chapter 2 (2.2 Web and HTTP (request types (GET, POST,…

- - - - GET
      - POST
      - HEAD
  - - - Download as store
    - - Keep message at server
  - - - Programs running within a host
    - - Ip(32 bit) + port number(16 bit)
  - - - provide host name to IP mappings for hosts
- - - - Manages format, order of message and actions taken
  - - - Defination
        
        Packet does not know how it is transferred, only its destination
      - Routing
        
        Find a path from sender to destination
      - Forwarding
        
        Send the packet to next destination based on routing info
    - - Packet is transmitted in a fixed pass
  - - - Delay for packets to be pushed by the router to links
    - - Delay for packet to travel through media
    - - Delay packet waiting in the queue for router to process
    - - Delay for router to process a packet