You dont need to know how to subnet for the Network+, You need to know What Class A , B and C IP Ranges are and what subnet mask each one has.
Class A 1-127 255.0.0.0 etc..
If you want to learn how to subnet to get a head start if your planning to take the network infrastructure exam for MCSA or MCSE go to this webiste http://www.learntosubnet.com/ its a great site and you can learn alot! good luck and take care
"You know what they say, Microsoft could sell sand in the desert, but Novell couldn't sell crack in Harlem"
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Class A 1-127 255.0.0.0 etc..
If you want to learn how to subnet to get a head start if your planning to take the network infrastructure exam for MCSA or MCSE go to this webiste http://www.learntosubnet.com/ its a great site and you can learn alot! good luck and take care