单项选择题
You have been asked to use a 25 bit subnet mask to segment the following network block: 209.18.12.0. How many usable will there be per subnet?（）
A.2 hosts B.120 hosts C.126 hosts D.255 hosts
What are the usable hosts on the 200.50.12.64/26 networ...
单项选择题What are the usable hosts on the 200.50.12.64/26 network?（）
A..65 through .126 B..64 through .127 C..66 through .128 D..65 through .127
What are the usable hosts on the 192.168.1.24/29 networ...
单项选择题What are the usable hosts on the 192.168.1.24/29 network?（）
A..24 through .48 B..24 through .32 C..25 through .30 D..35 through .31
You have been asked to use a 28 bit subnet mask to segm...
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
