Exam 6: Network Security

____ IP addresses are IP addresses that are not assigned to any specific user or organization.

____ provides remote users with the same access and functionality as local users through a VPN or dial-up connection.

A ____ is a standard network device for connecting multiple Ethernet devices together by using twisted-pair copper or fiber-optic cables in order to make them function as a single network segment.

Describe all-in-one network security appliances.

Internet ____________________ filters monitor Internet traffic and block access to preselected Web sites and files.

What are the two TCP/IP protocols used by e-mail systems to send and receive messages?

A(n) ____ can block malicious content in "real time" as it appears without first knowing the URL of a dangerous site.

____ is a technique that allows private IP addresses to be used on the public Internet.

Each operation in a computing environment starts with a ____.

____ is a technology that can help to evenly distribute work across a network.

Behavior-based monitoring attempts to overcome the limitations of both anomaly-based monitoring and signature-based monitoring by being more adaptive and proactive instead of reactive.

Layer 5 of the OSI model is the ____ layer.

List and describe three advantages to subnetting.

A ____ is a computer or an application program that intercepts a user request from the internal secure network and then processes that request on behalf of the user.

List and describe two advantages of a proxy server.

A ____ allows scattered users to be logically grouped together even though they may be attached to different switches.

Workgroup switches must work faster than core switches.

A basic level of security can be achieved through using the security features found in network hardware.

IP addresses are ____-bit addresses.

The OSI model breaks networking steps down into a series of six layers.