Specialized Network Devices

Question 1

Virtual Private Network (VPN)

Answer 1

Creates a secure VPN or virtual tunnel over an untrusted network like the Internet

Question 2

VPN Concentrator

Answer 2

Terminates VPN tunnels and allows for multiple VPN connections in one location

Question 3

VPN Headend

Answer 3

A specific type of VPN concentrator used to terminate IPSec VPN tunnels within a router or other device

Question 4

Firewall

Answer 4

A network security appliance placed at the boundary of a network

Question 5

Intrusion Detection/Prevention System

Answer 5

Recognizes and responds to attacks through signatures and anomalies

Question 6

Proxy Server

Answer 6

A specialized device that makes requests to an external network on behalf of a client 1.. Security: Can perform content filtering & logging 2.. Caching function

Question 7

Content Engine/Caching Engine

Answer 7

Dedicated appliance that performs the caching functions of a proxy server (can speed up local access)