N10-005 Question #860: Real Exam Question with Answer & Explanation

The correct answer is C: DMZ. A DMZ (Demilitarized Zone) is a firewall-defined security zone that sits between the trusted internal network and the untrusted external network. It is specifically designed to isolate publicly accessible services (like web or mail servers) so that a compromise does not directly

Question

A company wants to have a security zone to isolate traffic within the firewall. Which of the following could be used?

Options

AVPN
BACL
CDMZ
DVLAN

Explanation

A DMZ (Demilitarized Zone) is a firewall-defined security zone that sits between the trusted internal network and the untrusted external network. It is specifically designed to isolate publicly accessible services (like web or mail servers) so that a compromise does not directly expose the internal network. VPNs create encrypted tunnels for remote access, ACLs filter traffic but do not define security zones within a firewall, and VLANs segment traffic at Layer 2 but are not a firewall security zone construct.

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