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H12-821_V1.0 · Question #280

In link networking, which of the following backup technologies has the lowest cost and the slowest switching speed?

The correct answer is D. Dual-link cold backup. See the full explanation below for the reasoning.

VRP Basics and Advanced Features

Question

In link networking, which of the following backup technologies has the lowest cost and the slowest switching speed?

Options

  • AN+1 backup
  • BDual-link hot backup
  • CMaster-dual-machine hot standby
  • DDual-link cold backup

How the community answered

(63 responses)
  • A
    3% (2)
  • B
    6% (4)
  • C
    14% (9)
  • D
    76% (48)

Topics

#link backup#cold backup#hot standby#redundancy cost

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