QUESTION: 161

George is the network administrator of a large Internet company on the west coast. Per corporate policy, none of the employees in the company are allowed to use FTP or SFTP programs without obtaining approval from the IT department. Few managers are using SFTP program on their computers. Before talking to his boss, George wants to have some proof of their activity. George wants to use Ethereal to monitor network traffic, but only SFTP traffic to and from his network.
What filter should George use in Ethereal?

src port 23 and dst port 23
udp port 22 and host 172.16.28.1/24
net port 22
src port 22 and dst port 22

Answer(s): D

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QUESTION: 162

Your company uses Cisco routers exclusively throughout the network. After securing the routers to the best of your knowledge, an outside security firm is brought in to assess the network security.
Although they found very few issues, they were able to enumerate the model, OS version, and capabilities for all your Cisco routers with very little effort. Which feature will you disable to eliminate the ability to enumerate this information on your Cisco routers?

Border Gateway Protocol
Cisco Discovery Protocol
Broadcast System Protocol
Simple Network Management Protocol

Answer(s): B

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QUESTION: 163

In Linux, what is the smallest possible shellcode?

24 bytes
8 bytes
800 bytes
80 bytes

Answer(s): A

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QUESTION: 164

Jim performed a vulnerability analysis on his network and found no potential problems. He runs another utility that executes exploits against his system to verify the results of the vulnerability test.
The second utility executes five known exploits against his network in which the vulnerability analysis said were not exploitable. What kind of results did Jim receive from his vulnerability analysis?

False negatives
False positives
True negatives
True positives

Answer(s): A

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