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H12-721 · Question #143
H12-721 Question #143: Real Exam Question with Answer & Explanation
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Question
Tracert packet attack occurs when an attacker using TTL returned ________. ICMP timeout packets reach the destination address and return an ICMP time exceeded message back to the source IP address. An attacker may run the tracert program to detect source ip address in ICMP returned message and it can snoop structure of the network.
Options
- A0
- B1
- C2
- DChanges according to the actual situation
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