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SK0-004 · Question #686

A technician wants to copy files from one server to another by connecting the servers directly. Which of the following cables should the technician install to achieve this?

The correct answer is A. Cat 5e crossover. A direct server-to-server cable connection requires a crossover cable to swap the transmit and receive pairs between the two NICs.

Server hardware installation and management

Question

A technician wants to copy files from one server to another by connecting the servers directly. Which of the following cables should the technician install to achieve this?

Options

  • ACat 5e crossover
  • BCat 6 straight through
  • CSingle-mode fiber
  • DMultimode fiber

How the community answered

(47 responses)
  • A
    91% (43)
  • B
    2% (1)
  • C
    4% (2)
  • D
    2% (1)

Why each option

A direct server-to-server cable connection requires a crossover cable to swap the transmit and receive pairs between the two NICs.

ACat 5e crossoverCorrect

A crossover cable rewires the transmit pins on one end to the receive pins on the other, enabling two same-type devices such as two servers to communicate directly without a switch or hub in between. Cat 5e supports speeds up to 1 Gbps, which is sufficient for direct file transfers in this scenario.

BCat 6 straight through

A straight-through cable connects a device to a switch or hub and does not swap the TX/RX pairs needed for a direct device-to-device link (absent auto-MDI/MDIX negotiation).

CSingle-mode fiber

Single-mode fiber requires specialized SFP transceivers and is designed for long-distance runs, not simple direct server connections.

DMultimode fiber

Multimode fiber also requires fiber-capable network adapters and transceivers, making it impractical for a basic direct server-to-server cable connection.

Concept tested: Crossover cable for direct device-to-device network connection

Topics

#crossover cable#direct server connection#Cat5e#network cabling

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