多项选择题
A. They increase the size of collision domains.
B. They allow logical grouping of users by function.
C. They can enhance network security.
D. They increase the size of broadcast domains while decreasing the number of collision domains.
E. They increase the number of broadcast domains while decreasing the size of the broadcast domains.
F. They simplify switch administration.
多项选择题 Given a subnet mask of 255.255.255.224, which of the following addresses can be assigned to network hosts?（）
多项选择题 Which of the following host addresses are members of networks that can be routed across the public Internet?（）
多项选择题 An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location?（）