Example 114 continued 1 7 what is the utilization

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Example 11.4 (continued)
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1 7 What is the utilization percentage of the link in Example 11.4 if we have a protocol that can send up to 15 frames before stopping and worrying about the acknowledgments? Solution The bandwidth-delay product is still 20,000 bits. The system can send up to 15 frames or 15,000 bits during a round trip. This means the utilization is 15,000/20,000, or 75 percent. Of course, if there are damaged frames, the utilization percentage is much less because frames have to
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  • Fall '11
  • manjunath
  • Selective Repeat ARQ, Go-Back-N ARQ, Stop-and-wait ARQ

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