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EC-Council

312-50V7 · Question #96

312-50V7 Question #96: Real Exam Question with Answer & Explanation

The correct answer is A. Sequence number: 82980070 Acknowledgement number: 17768885A.. See the full explanation below for the reasoning.

Question

You are trying to hijack a telnet session from a victim machine with IP address 10.0.0.5 to Cisco router at 10.0.0.1. You sniff the traffic and attempt to predict the sequence and acknowledgement numbers to successfully hijack the telnet session. Here is the captured data in tcpdump. What are the next sequence and acknowledgement numbers that the router will send to the victim machine?

Exhibit

312-50V7 question #96 exhibit

Options

  • ASequence number: 82980070 Acknowledgement number: 17768885A.
  • BSequence number: 17768729 Acknowledgement number: 82980070B.
  • CSequence number: 87000070 Acknowledgement number: 85320085C.
  • DSequence number: 82980010 Acknowledgement number: 17768885D.

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