Chapter 8 Q & A Answers

1: Define four reasons networks should be secured.

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A1: Answer: IP networks must provide a network security policy for the following reasons:

Inherent technology weaknesses— All network devices and operating systems have inherent vulnerabilities.

Configuration weaknesses— Common configuration mistakes can be exploited to open weaknesses.

Security policy vulnerabilities— The lack of security policies can lead to vulnerabilities, such as password security.

Outside/inside intruders— There are always internal and external people wanting ...

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