Which of the following wildcard masks is most useful for matching all IP packets in subnet 10.1.128.0, mask 255.255.255.0?

0.0.0.0

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0.0.0.255

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0.0.0.240

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0.0.0.31

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0.0.0.15.0

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Solution

The correct option is B 0.0.0.255
Testable Web App security elements are Firewalls. Authentication. Encryption. and Authorisation.

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