找考题网-背景图
单项选择题

10.254.255.19 255.255.255.248的广播地址是()……

10.254.255.19/255.255.255.248的广播地址是()

A.10.254.255.23
B.10.254.255.20
C.10.254.255.1
D.10.254.255.111