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Exam 312-49 topic 1 question 178 discussion

Actual exam question from ECCouncil's 312-49
Question #: 178
Topic #: 1
[All 312-49 Questions]

After passing her CEH exam, Carol wants to ensure that her network is completely secure. She implements a DMZ, stateful firewall, NAT, IPSEC, and a packet filtering firewall. Since all security measures were taken, none of the hosts on her network can reach the Internet. Why is that?

  • A. Stateful firewalls do not work with packet filtering firewalls
  • B. NAT does not work with stateful firewalls
  • C. IPSEC does not work with packet filtering firewalls
  • D. NAT does not work with IPSEC
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Suggested Answer: D 🗳️
by apetro76 at Dec. 25, 2020, 10:16 p.m.

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apetro76
Highly Voted 1 year, 4 months ago
nat does work with ipsec*
upvoted 8 times
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night00
Most Recent 7 months, 4 weeks ago
Here is a quote from: https://www.ibm.com/docs/en/i/7.3?topic=concepts-nat-compatible-ipsec-udp "Unfortunately, conventional NAT does not work on IPSec packets because when the packet goes through a NAT device, the source address in the packet changes, thereby invalidating the packet."
upvoted 1 times
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apetro76
1 year, 4 months ago
Nat does work with upset, it uses port 4500 and its referred to as nat-t or nat traversal
upvoted 4 times
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