200-301 Question #1375: Real Exam Question with Answer & Explanation

The correct answer is A: private. To protect a server from external access and limit it to internal users, a private IPv4 address must be assigned.

Submitted by parkjh· Mar 5, 2026DOMAIN_LIST_MISSING

Question

Which type of IPv4 address must be assigned to a server to protect it from external access and allow only internal users access while restricting internet access?

Options

Aprivate
Bpublic
Cglobal unicast
Dmulticast

Explanation

To protect a server from external access and limit it to internal users, a private IPv4 address must be assigned.

Common mistakes.

B. Public IPv4 addresses are globally routable on the internet, which would allow direct external access to the server, contrary to the requirement.
C. Global unicast addresses encompass all globally unique IP addresses, including public ones, and do not inherently restrict external access.
D. Multicast addresses are used for one-to-many communication within a network and are not assigned to individual servers for primary addressing or to restrict external access.

Concept tested. IPv4 private address ranges and purpose

Reference. https://www.rfc-editor.org/rfc/rfc1918

Topics

#IPv4 addressing#private IP addresses#network access control

Community Discussion

No community discussion yet for this question.

Full 200-301 Practice Browse All 200-301 Questions