多项选择题
A. VLANs logically divide a switch into multiple, independent switches at Layer 2.
B. Trunk links can carry traffic for multiple VLANs.
C. VLAN implementation significantly increases traffic due to added trunking information.
D. VLANs can span multiple switches.
E. VLANs typically decrease the number of switches needed
多项选择题 What must an administrator do in order to successfully configure a VLAN trunk between two switches?（）
单项选择题 Which VTP mode should a Cisco switch be set to if this switch is to add or delete VLANs to a management domain?（）
多项选择题 Which of following VLAN frame encapsulation types are configurable on a Cisco switch?（）