ISC2 CC Network Security Practice Question
A network administrator wants to control traffic based on source and destination IP addresses and port numbers, while also tracking the state of connections. Which type of firewall should they choose?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Stateful inspection
Stateful inspection firewalls track connection state and filter based on IP/port.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Stateless packet filtering
Why it's wrong here
Stateless filters do not track connection state.
- ✗
Application proxy
Why it's wrong here
Application proxy works at higher layers and proxies applications.
- ✓
Stateful inspection
Why this is correct
Stateful firewalls maintain state tables and filter based on connection context.
- ✗
Next-generation firewall (NGFW)
Why it's wrong here
NGFW includes additional features but stateful inspection is the base.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CC practice question is part of Courseiva's free ISC2 certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CC exam.