Difficulty: Easy
Correct Answer: show ip nat statistics
Explanation:
Introduction / Context:
Beyond listing active translations, administrators often need aggregate information: total translations, misses, expired entries, pool allocations, and interface roles. A single command provides this summary view.
Given Data / Assumptions:
Concept / Approach:
'show ip nat statistics' summarizes NAT health: total translations, peak counts, hits/misses, pool addresses in use/available, and which interfaces are configured as 'ip nat inside' or 'ip nat outside'. In contrast, 'show ip nat translations' lists per-flow entries only.
Step-by-Step Solution:
Verification / Alternative check:
Correlate with 'show ip nat translations' to inspect specific flows if anomalies appear in statistics.
Why Other Options Are Wrong:
show ip nat translations: Per-entry detail, not a summary. debug ip nat: Real-time events only. clear ip nat translations *: Flushes entries; it does not display status.
Common Pitfalls:
Misreading peak vs. current counters; ensure you know whether values are cumulative or current.
Final Answer:
show ip nat statistics
Discussion & Comments