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GIAC Certified Firewall Analyst Sample Questions:

1. Adam works as a Security administrator for Umbrella Inc. He runs the following traceroute and notices that hops 19 and 20 both show the same IP address. 1 172.16.1.254 (172.16.1.254) 0.724 ms 3.285 ms 0.613 ms 2 ip68-98-1761.nv.nv.cox.net (68.98.176.1) 12.169 ms 14.958 ms 13.416 ms 3 ip68-98-1761.nv.nv.cox.net (68.98.176.1) 13.948 ms ip68-100-0-1.nv.nv. cox.net (68.100.0.1)
16.743 ms 16.207 ms 4 ip68-100-0-137.nv.nv.cox.net (68.100.0.137) 17.324 ms 13.933 ms 20.938 ms 5 68.1.1.4 (68.1.1.4) 12.439 ms 220.166 ms 204.170 ms 6 so-6-0-0.gar2.wdc1.Level3.net (67.29.170.1) 16.177 ms 25.943 ms 14.104 ms 7 unknown.Level3.net (209.247.9.173) 14.227 ms 17.553 ms 15.415 ms "PassGuide" 8 so-0-1-0.bbr1.NewYork1.level3.net (64.159.1.41) 17.063 ms 20.960 ms 19.512 ms 9 so-7-0-0.gar1. NewYork1.Level3.net (64.159.1.182) 20.334 ms 19.440 ms 17.938 ms 10 so-4-0-0.edge1.NewYork1.Level3.
net (209.244.17.74) 27.526 ms 18.317 ms 21.202 ms 11 uunet-level3oc48.NewYork1.Level3.net
(209.244.160.12) 21.411 ms 19.133 ms 18.830 ms 12 0.so-6-0-0.XL1.NYC4.ALTER.NET
(152.63.21.78)
21.203 ms 22.670 ms 20.111 ms 13 0.so-2-0-0.TL1.NYC8.ALTER.NET (152.63.0.153)
30.929 ms 24.858 ms
23.108 ms 14 0.so-4-1-0.TL1.ATL5.ALTER.NET (152.63.10.129) 37.894 ms 33.244 ms
33.910 ms 15 0.so-7-0-0.XL1.MIA4.ALTER.NET (152.63.86.189) 51.165 ms 49.935 ms
49.466 ms 16 0.so-3-0-0.XR1.MIA4.ALTER. NET (152.63.101.41) 50.937 ms 49.005 ms 51.055 ms 17 117.ATM60.GW5.MIA1.ALTER.NET (152.63.82.73) 51.897 ms 50.280 ms 53.647 ms 18 PassGuidegw1. customer.alter.net (65.195.239.14) 51.921 ms 51.571 ms 56.855 ms 19 www.PassGuide.com (65.195.239.22) 52.191 ms 52.571 ms 56.855 ms 20 www.PassGuide.com (65.195.239.22) 53.561 ms 54.121 ms 58.333 ms Which of the following is the most like cause of this issue?

A) Intrusion Detection System
B) A stateful inspection firewall
C) An application firewall
D) Network Intrusion system

2. Which of the following IPv6 transition technologies is used by the DirectAccess if a user is in a remote location and a public IPv4 address, instead of public IPv6 address, has been assigned to the computer?

A) PortProxy
B) Teredo
C) ISATAP
D) 6to4

3. Which of the following firewalls inspects the actual contents of packets?

A) Packet filtering firewall
B) Application-level firewall
C) Circuit-level firewall
D) Stateful inspection firewall

4. An attacker makes an attempt against a Web server. The result is that the attack takes the form of URLs. These URLs search for a certain string that identifies an attack against the Web server.
Which IDS/IPS detection method do the URLs use to detect and prevent an attack?

A) Honey pot detection
B) Anamoly-based detection
C) Signature-based detection
D) Policy-based detection

5. Your customer is concerned about security. He wants to make certain no one in the outside world can see the IP addresses inside his network. What feature of a router would accomplish this?

A) MAC filtering
B) Firewall
C) NAT
D) Port forwarding

Solutions: