JNCIA-SEC Network Address Translation Practice Question
Which command is used to clear active NAT sessions on an SRX Series device during troubleshooting?
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
✓
clear security flow session
To clear active security sessions (which flushes active NAT state translations), the 'clear security flow session' command is utilized.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
reset security nat sessions
Why it's wrong here
The correct command prefix uses 'clear security flow session'.
- ✗
clear route forwarding-table nat
Why it's wrong here
Forwarding tables store routing entries, not NAT translation states.
- ✗
clear security nat translation cache
Why it's wrong here
This is not a valid Junos operational command.
- ✓
clear security flow session
Why this is correct
The 'clear security flow session' command terminates active sessions, forcing re-evaluation of NAT and security policies.
Visual reference
About these practice questions
One of 520 original JNCIA-SEC practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Juniper Networks exam blueprint
This JNCIA-SEC practice question is part of Courseiva's free Juniper Networks 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 JNCIA-SEC exam.