Which security function is provided by a firewall?
- allows or blocks trafic by performing packet filtering and stateful inspection
- passively monitors network traffic and logs intrusion attacks for security analysis
- passively monitors network traffic and automatically blocks intrusion attacks
- aggregates and correlates threat events, contextual information, and network device performance data
Explanation: A firewall monitors incoming and outgoing network traffic and allows or blocks traffic based on filtering and stateful inspection of packets.
Exam with this question: Quiz - Secure Network Access Control
Exam with this question: Networking Essentials ( Version 2) – Networking Essentials 2.0 Final Exam SD
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