Chapter03 - Chapter 3: LAN Protocols Legacy Protocols A...

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Chapter 3: LAN Protocols
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Legacy Protocols A legacy protocol was widely used in the past, but are rarely implemented now. You may encounter legacy protocols on older networks. Appletalk. Used by apple computers in the 1980s and 1990s. Modern apple networks use TCP/IP. DLC Protocol. Used by Hewlett-Packard, often for printers. Also known as JetDirect. HP printers use TCP/IP now. NetBEUI. Used by Microsoft until the release of Windows 2000. IPX/SPX. Novell’s legacy protocol. Modern Novell networks use TCP/IP.
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TCP/IP Stands for Transmission Control Protocol/Internet Protocol. Core protocol of the Internet since 1983. In use on almost all LANs today. IP is an OSI Layer 3 Protocol. TCP is an OSI Layer 4 protocol. There are two IP standards–IPv4 and IPv6.
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209.46.18.195 11010001.00101110.00010010.11000011 In common use today on the Internet and LANs. Uses 32-bit address as shown above in blue . When represented in decimal form, an IP address has four numbers, one for each byte. This notation is dotted quad and takes the form shown above in red . The decimal value of each quad is between 0 and 255. Certain address spaces are reserved for private and multicast networks. These addresses can not be used on the Internet, but can be used on LANs. Private IP address space is most commonly used on LANs. Private address space includes the following ranges. 10.0.0.0-10.255.255.255
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This note was uploaded on 09/19/2010 for the course LAN 237898 taught by Professor Johns during the Fall '10 term at Allen County Comm College.

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Chapter03 - Chapter 3: LAN Protocols Legacy Protocols A...

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