单项选择题
You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub-net could you create?（）
A.10 hosts
B.14 hosts
C.12 hosts
D.16 hosts
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相关考题
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单项选择题
You have been asked to use a 30 bit subnet mask to segment the following network block: 108.12.5.0. How many useable subnetworks and usable hosts could be created?（）
A.32 networks with 8 hosts
B.62 networks with 2 hosts
C.30 networks with 16 hosts
D.32 networks with 14 hosts -
多项选择题
Which three steps are part of the PPP CHAP 3-way handshake?（）
A.The caller sends a challenge to the authenticator.
B.The authenticator sends a challenge to the caller.
C.The caller encrypts the challenge using a secret.
D.The caller sends a success message to the authenticator.
E.The authenticator encrypts the challenge using a secret. -
多项选择题
Which two parameters are determined during PPP LCP negotiation?（）
A.MRU
B.connection speed
C.authentication protocol
D.anti-replay detection
