单项选择题
You have a class C network, and you need to design it for 5 usable subnets with each subnet handling a minimum of 18 hosts each. Which of the following network masks should you use?（）
A.225.225.224.0.
B.225.225.240.0.
C.225.225.255.0.
D.255.255.255.224
E.225.225.255.240
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相关考题
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单项选择题
Given that you have a class B IP address network range, which of the subnet masks below will allow for 100 subnets with 500 usable host addresses per subnet?（）
A.255.255.0.0
B.255.255.224.0
C.255.255.254.0
D.255.255.255.0
E.255.255.255.224 -
单项选择题
The IP network 210.106.14.0 is subnetted using a /24 mask. How many usable networks and host addresses can be obtained from this?（）
A. 1 network with 254 hosts
B. 4 networks with 128 hosts
C. 2 networks with 24 hosts
D. 6 networks with 64 hosts
E. 8 networks with 36 hosts -
多项选择题
Your ISP has assigned you the following IP address and subnet mask: IP address: 199.141.27.0 Subnet mask: 255.255.255.240 Which of the following addresses can be allocated to hosts on the resulting subnet?（）
A.199.141.27.2
B.199.141.27.175
C.199.141.27.13
D.199.141.27.11
E.199.141.27.208
F.199.141.27.112
