这两道题的区别 在哪呢

ァE-ven

QUESTION 60
What are three advantages of VLANs? (Choose three.)
A. VLANs establish broadcast domains in switched networks.
B. VLANs utilize packet filtering to enhance network security.
C. VLANs provide a method of conserving IP addresses in large networks.
D. VLANs provide a low-latency internetworking alternative to routed networks.
E. VLANs allow access to network services based on department, not physical location.
F. VLANs can greatly simplify adding, moving, or changing hosts on the network.
Answer: AEF



QUESTION 64
Which of the following are benefits of VLANs? (Choose three.)
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.
Answer: BCE

ァE-ven

60的B 选项和 64的C选项

sinkevin

包过滤
不通过三层设备也可以用VLAN，二层设备和包过滤没啥关系吧

ァE-ven

sinkevin 发表于 2012-7-3 13:38
包过滤
不通过三层设备也可以用VLAN，二层设备和包过滤没啥关系吧

谢啦，