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N10-005 · Question #90

Which of the following WAN technologies has the HIGHEST latency?

The correct answer is C. Satellite. Satellite WAN latency is the delay caused by the physical distance a signal must travel from earth, to the satellite, and back to earth to complete a round-trip transmission. Because of the physics involved in the round-trip-time (RTT), end-to-end latency can take 600…

Networking concepts

Question

Which of the following WAN technologies has the HIGHEST latency?

Options

  • AADSL
  • BLTE
  • CSatellite
  • DWiMAX

How the community answered

(21 responses)
  • A
    5% (1)
  • C
    95% (20)

Explanation

Satellite WAN latency is the delay caused by the physical distance a signal must travel from earth, to the satellite, and back to earth to complete a round-trip transmission. Because of the physics involved in the round-trip-time (RTT), end-to-end latency can take 600 milliseconds or more due to geosynchronous satellites orbiting miles above the earth.

Topics

#WAN technologies#satellite latency#LTE#ADSL

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