350-701 Network Security Practice Question
Which NAT type on a Cisco ASA translates both the source and destination IP addresses and is typically used to allow external hosts to access internal servers?
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
✓
Static NAT
Static NAT creates a one-to-one mapping between an internal private IP and an external public IP, translating both source and destination addresses symmetrically. It is commonly used to make internal servers accessible from the outside.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Identity NAT
Why it's wrong here
Incorrect. Identity NAT bypasses translation but does not translate addresses.
- ✗
PAT (Port Address Translation)
Why it's wrong here
Incorrect. PAT translates source IP and port, not destination.
- ✓
Static NAT
Why this is correct
Correct. Static NAT provides a fixed mapping for both directions.
- ✗
Dynamic NAT
Why it's wrong here
Incorrect. Dynamic NAT translates only source IP addresses from a pool, not destination.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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