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IP Routing Fundamentals by Mark A. Sportack

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Limitations of RIP

Despite its lengthy heritage, RIP isn't perfect. Although it was marvelously suited to calculating routes during the early days of internetworking, technological advance has radically changed the way that internetworks are built and used. Consequently, RIP is rapidly approaching obsolescence in today's internetwork.

Some of RIP's greatest limitations are its

  • Inability to support paths longer than 15 hops

  • Reliance on fixed metrics to calculate routes

  • Network intensity of table updates

  • Relatively slow convergence

  • Lack of support for dynamic load balancing

Hop Count Limit

RIP was designed for use in relatively small autonomous systems. As such, it enforces a strict hop count limit of 15 hops, assuming that the default values for ...

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