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Firewall is a device that filters access to the protected network from the outside network. Firewalls can filter the packets on the basis of

  1. Source IP address
  2. Destination IP address
  3. TCP Source Port
  4. UDP Source Port
  5. TCP Destination Port

Choose the correct answer from the options given below:

  1. $(a), (b)$ and $(c)$ only
  2. $(b)$ and $(e)$ only
  3. $(c)$ and $(d)$ only
  4. $(a), (b), (c), (d)$ and $(e)$ only
in Computer Networks recategorized by
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2 Answers

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Network layer Firewall can filter on Source And Destination IP address Source and Destination Port no for both TCP and UDP packet

So the correct answer is D.
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Firewall is a device that filters access to the protected network from the outside network. Firewalls can filter the packets on the basis of

  1. Source IP address
  2. Destination IP address
  3. TCP Source Port
  4. UDP Source Port
  5. TCP Destination Port
Answer:

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