For which two reasons should you use IPsec between computers? (Choose two.)

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A secondary zone is the first DNS zone to which all updates for the records that belong to that zone are written.
Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct.

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The four IEEE standards, 802.11a, b, g, and n, are collectively known as mobile ad hoc networks.
Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct.

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The 802.11n wireless standard specifies a maximum data rate of 54 Mbps.
Review the underlined text. If it makes the statement correct, select "No change is needed." If the statement is incorrect, select the answer choice that makes the statement correct.

Which two features of a Windows Server 2008 R2 server should you install to use that server as a software router? (Choose two.)