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All network protocols, All operating systems, All on one chart! A must have for all networking professionals! A comprehensive guide and reference for IT and network professionals; An easy to use training tool for IT students to get an overall picture of data and telecommunications; A unique marketing tool for IT hardware, software and services vendors for leads generation and promotional gift to their partners and customers; Hundreds of active data and telecommunication protocols well illustrated on one chart in the OSI 7-layers model; Designed by experts with decades of experience in the data and tele- communication industries; Large (27 in x 39 in) and high quality poster for offices, labs, class rooms and home offices.
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