EC-Council
312-49V9 · Question #395
John is using Firewalk to test the security of his Cisco PIX firewall. He is also utilizing a sniffer located on a subnet that resides deep inside his network. After analyzing the sniffer log files…
The correct answer is A. Firewalk sets all packets with a TTL of one. See the full explanation below for the reasoning.
Question
John is using Firewalk to test the security of his Cisco PIX firewall. He is also utilizing a sniffer located on a subnet that resides deep inside his network. After analyzing the sniffer log files, he does not see any of the traffic produced by Firewalk. Why is that?
Options
- AFirewalk sets all packets with a TTL of one
- BFirewalk sets all packets with a TTL of zero
- CFirewalk cannot pass through Cisco firewalls
- DFirewalk cannot be detected by network sniffers
How the community answered
(24 responses)- A71% (17)
- B17% (4)
- C8% (2)
- D4% (1)
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