Question

Difficulty: EasyNetwork Hardware Devices

A technician is installing a copper-based Ethernet security camera in a location that only has a fiber-optic cable run extending back to the central network rack. Which hardware device should the technician deploy to interconnect the copper cable from the camera to the fiber-optic network link?

  1. Media converterAnswer
  2. B
    Wireless access point
  3. C
    Layer 3 router
  4. D
    DHCP server

Answer

Media converter
A media converter operates at the physical layer (Layer 1) to transform electrical signals from copper Ethernet cables into optical signals for fiber-optic cabling, enabling connectivity between dissimilar network transmission media.

Step-by-Step Solution

1
Identify the physical network layer media types involved in the connection
The scenario requires connecting an RJ-45 copper Ethernet interface to a fiber-optic cable segment.
Twisted-pair copper cables use electrical impulses while fiber-optic cables use light pulses, requiring hardware signal transceiving.
2
Select the appropriate network hardware device for physical signal conversion
A media converter bridges copper and fiber physical mediums at Layer 1.
Media converters convert electrical signals from copper cable into light signals for fiber optic cable, allowing dissimilar media types to connect seamlessly.

Key Concept

Physical layer (Layer 1) media conversion between copper and fiber networks
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