This coverage of networking follows a modular design presented in two parts, which consist of eight core chapters followed by eight co-ordinated resource modules.

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Key Benefit: Using a unique modular approach, this comprehensive book discusses the key topics and issues essential to networking professionals. Its modular design is presented in two parts, and consists of eight core chapters followed by eight coordinated resource modules. Key Topics: Featuring access to a dedicated website that is updated monthly, the book and website combine to provide the latest updates and developments in the form of pieces written by the author and selected links to online articles from major trade magazines. Among the practical topics covered are: TCP/IP, Ethernet switching, VLANs, Layer 3 switching, Security (SSL, SET, digital certificates, IPsec, and more), Directory servers, Intranets, Extranets, High-speed Internet access, Network management, Groupware, Videoconferencing, Desktop conferencing, Third-generation cellular telephony, IP telephony, and Interenet electronic commerce. The book also demonstrates the relationship between TCP/IP and OSI by using the dominant hyrbid TCP/IP-OSI framework throughout. The second edition of Business Data Communications has been revised to include updated and enhanced coverage of TCP/IP, the Internet, Intranets, and Extranets. This edition also introduces a variety of security issues. It provides enhanced coverage of several topics, including physical-level propagation, the latest generation of routers and switches, and server technology. It also provides coverage of the tagging approaches used for quality of service improvements, as well as their broader application in quality of service, security and other management concerns. Market: An essential and practical reference for every computer network professional.

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