单项选择题
A. 510 B. 1022 C. 2046 D. 8190
You have been allocated a /22 network.How many usable h...
单项选择题You have been allocated a /22 network.How many usable hosts are available?（）
A. 510 B. 512 C. 1022 D. 1024
What are the usable hosts on the .128.0/19 network?（）A....
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
You must segment your internal /24 network into a minim...
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
