QUESTION: 13 Topic 1, Volume A

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?

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

Answer(s): C

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QUESTION: 14 Topic 1, Volume A

You are assisting a Department of Defense contract company to become compliant with the stringent security policies set by the DoD. One such strict rule is that firewalls must only allow incoming connections that were first initiated by internal computers. What type of firewall must you implement to abide by this policy?

Circuit-level proxy firewall
Packet filtering firewall
Application-level proxy firewall
Statefull firewall

Answer(s): D

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QUESTION: 15 Topic 1, Volume A

You are running known exploits against your network to test for possible vulnerabilities. To test the strength of your virus software, you load a test network to mimic your production network. Your software successfully blocks some simple macro and encrypted viruses. You decide to really test the software by using virus code where the code rewrites itself entirely and the signatures change from child to child, but the functionality stays the same. What type of virus is this that you are testing?

Metamorphic
Oligomorhic
Polymorphic
Transmorphic

Answer(s): A

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QUESTION: 16 Topic 1, Volume A

In a virtual test environment, Michael is testing the strength and security of BGP using multiple routers to mimic the backbone of the Internet. This project will help him write his doctoral thesis on "bringing down the Internet". Without sniffing the traffic between the routers, Michael sends millions of RESET packets to the routers in an attempt to shut one or all of them down. After a few hours, one of the routers finally shuts itself down. What will the other routers communicate between themselves?

More RESET packets to the affected router to get it to power back up
RESTART packets to the affected router to get it to power back up
The change in the routing fabric to bypass the affected router
STOP packets to all other routers warning of where the attack originated

Answer(s): C

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Free 412-79 Exam Braindumps (page: 4)

QUESTION: 13 Topic 1, Volume A

QUESTION: 14 Topic 1, Volume A

QUESTION: 15 Topic 1, Volume A

QUESTION: 16 Topic 1, Volume A