A continuation of CPS 706. This course deals with the concepts of internetworking as an extension of data communications. Topics will include routing and the TCP/IP suite of protocols. An introduction to X Windows programming allows students to investigate the aspects of distributed systems using Remote Procedure Calling, shared files and directories, NFS and NIS, the Internet, and other Distributed Computing Environments. Case studies will involve NFS, Amoeba, Mach and Grapevine. Concurrency aspects will be considered in the topics of collaborating servers and file replication.