A technician is searching through a storage locker and finds a firewall. What is the purpose of this device?

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  • Post last modified:March 21, 2021
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Last Updated on March 21, 2021 by Admin

A technician is searching through a storage locker and finds a firewall. What is the purpose of this device?

  • It is placed between two or more networks and protects data and equipment from unauthorized access.
  • It is a device that can be inserted in the middle of a cable run to add power.
  • It transfers small amounts of DC current over Ethernet cables to power low voltage devices such as wireless access points and surveillance cameras.
  • It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.
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