单项选择题
What are the usable hosts on the .128.0/19 network?（）
A. .128.1 through .143.254
B. .128.128 through .134.254
C. .128.0 through .134.254
D. .128.1 through .159.254
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相关考题
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单项选择题
You must segment your internal /24 network into a minimum of 12 subnets, each containing a minimum of 12 hosts.Which network mask do you use?（）
A. /26
B. /27
C. /28
D. /29 -
单项选择题
You have been assigned the /24 network and need to segment it into at least 60 subnets.Which network mask meets this requirement?（）
A. /27
B. /28
C. /29
D. /30 -
单项选择题
Which network mask is the equivalent of 255.255.248.0?（）
A. /20
B. /21
C. /22
D. /23
