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BCMSN Exam Cram™ 2 (Exam Cram 642-811) by Richard A. Deal

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Network Design

The constant and variable changes in traffic patterns are just two things that are reshaping the approach that designers have to take in designing campus intranets. The following are important requirements in the new campus intranet, at both Layers 2 and 3:

  • Adapting to topology changes very quickly

  • Reliability and redundancy in case of network failures

  • Being able to scale to a very large size

  • Accommodating large amounts of bandwidth

  • Being able to predict traffic patterns

  • Centralizing servers and applications to ease administration

  • Handling the increasing amount of multicast traffic and applications

  • Coping with traffic pattern changes from the 80/20 to the 20/80 rule

  • Supporting a diverse group of routed and bridged protocols

The following ...

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