Network+ Guide to Networks 4th - CHP 9 - Networking with UNIX-Type of Operating Systems

Network+ Guide to Networks 4th - CHP 9 - Networking with UNIX-Type of Operating Systems

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Network+ Guide to Networks, Fourth Edition Chapter 9 Networking with UNIX-Type of Operating Systems
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Network+ Guide to Networks, 4e 2 Objectives Describe the origins and history of the UNIX operating system Identify similarities and differences between popular implementations of UNIX Describe the features and capabilities of servers running Solaris, Linux, and Mac OS X Server Explain and execute essential UNIX commands
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Network+ Guide to Networks, 4e 3 Objectives (continued) Install and configure Linux on an Intel-based PC Manage users, groups, and file access permissions in Solaris, Linux, and Mac OS X Server Explain how computers running other operating systems can connect to UNIX servers
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Network+ Guide to Networks, 4e 4 A Brief History of UNIX UNIX led to development of TCP/IP Numerous vendors sell different UNIX varieties Ken Thompson and Dennis Ritchie developed System V UNIX source code was cheaply available from Quickly distributed to many organizations
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Network+ Guide to Networks, 4e 5 A Brief History of UNIX (continued) Berkeley Software Distribution (BSD): Berkeley versions of UNIX Added TCP/IP network subsystem to UNIX Now owned by two groups: The SCO Group owns rights to UNIX source code The Open Group owns UNIX trademark
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Network+ Guide to Networks, 4e 6 Varieties of UNIX All flavors of UNIX share the following features: Support multiple, simultaneously logged-on users Coordinate multiple, simultaneously running tasks Mount disk partitions on demand Apply permissions for file and directory access and modification Uniform method of issuing data to or receiving data from hardware devices, files, and running programs Start programs without interfering running programs
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Network+ Guide to Networks, 4e 7 Varieties of UNIX (continued) All flavors of UNIX share the following features (continued): Hundreds of subsystems, including dozens of programming languages Source code portability Window interfaces (e.g., X Windows) Two main categories: Proprietary Open source
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Network+ Guide to Networks, 4e 8 Proprietary UNIX Source code either unavailable or available only by purchasing licensed copy from the SCO Group Mac OS X Server: Apple Runs on PowerPC-based computers Solaris: Sun Runs on SPARC-based workstations and servers, Intel-based Pentium-class workstations and servers AIX: IBM Runs on PowerPC-based computers Does not run on Macs
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Network+ Guide to Networks, 4e 9 Proprietary UNIX (continued) Advantages: Accountability and support Optimization of hardware and software Predictability and compatibility Customer has no access to system’s source code Cannot customize
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10 Open Source UNIX Open source software available to anyone, without licensing fees Open source UNIX flavors:
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This note was uploaded on 03/28/2010 for the course NETWORK+ G Networks+ taught by Professor None during the Three '10 term at University of Sydney.

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Network+ Guide to Networks 4th - CHP 9 - Networking with UNIX-Type of Operating Systems

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