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CISSP Practice Questions Exam Cram, Fourth Edition by Michael Gregg

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Chapter Four. Communications and Network Security

The Communications and Network Security domain is one of the larger CISSP domains. Individuals actively involved in the networking end of the business may consider this one of the easier domains. However, it’s advisable not to be lulled into complacency because this domain encompasses a large body of knowledge. It’s possible that many test questions may come from this domain. The following list includes some key areas from communications and network security that you need to be aware of for the CISSP exam:

Image OSI model

TCP/IP model

Protocols such as TCP, UDP, ICMP, and IP

Ethernet and local-area ...

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