GIAC
GCIH · Question #756
GCIH Question #756: Real Exam Question with Answer & Explanation
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Reconnaissance, Scanning, and Enumeration
Question
What would the following netcat command be used for? nc -V -W2 -z -p 53 192.168.193.33 21-112
Options
- AConfigure host 192.168.193.33 to be a relay between two other systems
- BSet up a backdoor on host 192.168.193.33 that listens on port 53
- CScan port 53 on 192.168.193.33 using a source port range of 21-112
- DSend packets with a DNS payload ranging in size from 21-112 bytes to host 192.168.193.33
- EScan ports 21-112 on host 192.168.193.33 using source port of 53
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Topics
#netcat#port scanning#source port spoofing#network reconnaissance