N10-009 Exam Dumps | A security administrator is creating a new firewall object for a device with IP address 192.168.100.1/25.

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Question 195/255

A security administrator is creating a new firewall object for a device with IP address 192.168.100.1/25.
However, the firewall software only uses dotted decimal notation in configuration fields. Which of the following is the correct subnet mask to use?

A. 255.255.254.0

B. 255.255.255.1

C. 255.255.255.128

D. 255.255.255.192

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