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419

Q:

On which OSI layer do Pocket Filtering Firewalls work?

  • 1
    at the application layer
  • 2
    at the transport layer
  • 3
    at the network layer
  • 4
    both b and c
  • Show Answer
  • Workspace

Answer : 4. "both b and c"

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Computer GK Data Communication and Networking

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