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SK0-005 · Question #631

A recently deployed server is experiencing significant connection issues after being plugged into the network switch. An administrator was asked to review the server configuration and finds the follow

The correct answer is A. Replace the switch optic with one that supports MMF.. The server NIC uses a 50-micron optic, which is a multimode fiber (MMF) transceiver. The switch has a short-range (SR) optic, which is designed for single-mode fiber in this context. There is a fiber-type mismatch between the server's MMF optic and the switch's optic. To align bo

Question

A recently deployed server is experiencing significant connection issues after being plugged into the network switch. An administrator was asked to review the server configuration and finds the following:

10Gb server NIC with 50 micron optic installed 10m single mode fiber patch cable to the switch 10Gb switch interface with short range optic installed Which of the following steps should the administrator take next?

Options

  • AReplace the switch optic with one that supports MMF.
  • BReplace the server NIC with one compatible with a single-mode fiber.
  • CReplace the optic in the server with a short-range optic.
  • DReplace the fiber cable with a 32.8ft (10m) OM4 cable.

How the community answered

(35 responses)
  • A
    74% (26)
  • B
    3% (1)
  • C
    6% (2)
  • D
    17% (6)

Explanation

The server NIC uses a 50-micron optic, which is a multimode fiber (MMF) transceiver. The switch has a short-range (SR) optic, which is designed for single-mode fiber in this context. There is a fiber-type mismatch between the server's MMF optic and the switch's optic. To align both ends to multimode fiber, the switch optic must be replaced with one that supports MMF. Replacing the server NIC (B) is unnecessary since the MMF optic on the server is appropriate. Replacing the server optic with another short-range optic (C) does not resolve the mismatch. Replacing the cable with OM4 (D) would address the cable type but not the switch optic incompatibility.

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