ENG EC 441 Lecture Notes - Lecture 11: Connectionless Communication, Loopback, Breakcore
30 Sep 2017
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Application proces s (controlled by app developer) and. Socket programming: d oor between, introduced in b s d 4. q unix , 1981, e xplicitly created, us ed, releas ed by apps, c lient/s erver paradigm end-end trans port (controlled by o s ) T c p : connection-oriented, reliable, byte s tream-oriented: t wo s ocket types for two trans port s ervices : C lient reads a line of characters (data) from its keyboard and s ends the data to the s erver. T he s erver receives the data and converts characters to uppercas e. T he s erver s end the modified data to the client. T he client receives the modified data and dis plays the line on its s creen: socket programming with udp. D es tination addres s = des tination hos t"s ip addres s + des tination s ocket"s port number.
