Firewalk has just completed the second phase (the scanning phase) and a technician receives the output shown below. What conclusions can be drawn based on these scan results? TCP port 21 - no…

Question

Options

• AThe firewall itself is blocking ports 21 through 23 and a service is listening on port 23 of the target
• BThe lack of response from ports 21 and 22 indicate that those services are not running on the
• CThe scan on port 23 passed through the filtering device. This indicates that port 23 was not
• DThe scan on port 23 was able to make a connection to the destination host prompting the firewall

• A
  4% (1)
• B
  15% (4)
• C
  73% (19)
• D
  8% (2)

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