xb281634911 发表于 2012-1-17 11:35:35

200 103题答案

本帖最后由 sdwchow 于 2012-1-18 15:54 编辑

Refer to the exhibit. What type of attack is being defended against?

A. snooping attack
B. rogue device attack
C. STP attack
D. VLAN attack
E. spoofing attack
F. MAC flooding attack
Answer: E
Section: Implement a Security Extension of a Layer 2 solution, given a network design and a set of
requirements
Explanation/Reference:
DHCP snooping用于防止spoofing attack.
给的答案是F，是不是应该是A，防止地址泛洪应该是端口安全呀？请前辈释疑，谢谢

晓月堕 发表于 2012-1-17 12:14:09

本帖最后由 晓月堕 于 2012-1-17 12:15 编辑

答案应该是E啊，DHCP侦听就是用来防止DHCP欺骗的
注意别搞混了：                  snooping=侦听
         spoofing=欺骗

xb281634911 发表于 2012-1-17 17:32:03

谢谢，{:6_290:}

云中之舟 发表于 2012-1-18 08:57:22

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