Comptia Security Plus Mock Test Q78

Which of the following would Pete, a security administrator, MOST likely implement in order to allow employees to have secure remote access to certain internal network services such as file servers?

A. Packet filtering firewall
B. VPN gateway
C. Switch
D. Router

Correct Answer: B
Section: Network Security

VPNs are usually employed to allow remote access users to connect to and access the network, and offer connectivity between two or more private networks or LANs. A VPN gateway (VPN router) is a connection point that connects two LANs via a nonsecure network such as the Internet.

Incorrect Answers:
A: A packet filter firewall filters traffic based on basic identification items found in a network packet’s header. These items include source and destination address, port numbers, and
protocols used.

C: Switches are often used to create virtual LANs (VLANs), which are used to logically segment a network without altering its physical topology.

D: Routers allow traffic from one network segment to cross into another network segment.


The VPN Gateway

Stewart, James Michael, CompTIA Security+ Review Guide, Sybex, Indianapolis, 2014, pp. 6, 21, 39