Which type of firewall is commonly part of a router firewall and allows or blocks traffic based on Layer 3 and Layer 4 information?

Last Updated on April 30, 2021 by Admin

Which type of firewall is commonly part of a router firewall and allows or blocks traffic based on Layer 3 and Layer 4 information?

  • stateless firewall
  • stateful firewall
  • proxy firewall
  • application gateway firewall
    Answers Explanation & Hints:

    A stateless firewall uses a simple policy table look-up that filters traffic based on specific criteria. These firewalls are usually part of a router firewall. They permit or deny traffic based on Layer 3 and Layer 4 information.

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