Q: 11
What is the protocol number of the GRE protocol?
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Q: 12
Which layer of the protocol stack does SSL provide end-to-end encrypted transmission services?
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Q: 13
Which of the following is not an advantage of symmetric encryption algorithms?
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Q: 14
DES is a stream encryption algorithm, because the cipher capacity is only 56 bits, so it is not enough
to deal with the weakness of insufficient security, and later 3DES was proposed.
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Q: 15
Which of the following NAT technologies can implement a public network address to provide source
address translation for multiple private network addresses ( )*
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Question 11 of 20 · Page 2 / 2
