Case Study: SUN RPC

• Defines format for messages, arguments, and results.

• Uses UDP or TCP.

• Uses XDR (eXternal Data Representation) to represent procedure arguments and header data.

• Compiler system to automatically generate distributed programs.

• Remote execution environment: remote program.

shared data

proc A

proc B

proc C

remote program

• Mutually exclusive execution of procedure in remote program.

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