CS 3733 Operating Systems

• Client-server protocols:
  • Connectionless:
    • Server receives all requests from a single, well-known port.
    • Each request identifies the sending client.
    • The server uses the request to respond to the client.

  • Connection-oriented:
    • Server receives a connection request from a client via a well-known port.
    • Server responds by establishing a private, two-way communication channel between server and client.
    • Server receives client requests from a single, well-known port.

• Server strategies:
  • Direct service.
  • Parent-server.
  • Threaded-server.

• UICI protocols:
  • Overview
  • UICI server
  • UICI client

• Discussion of Assignment 5