CompTIA
JK0-801 · Question #528
Joe, a customer, states that since the new firewall has been installed, he has not been able to send email. Which of the following ports on the firewall should be checked?
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Question
Joe, a customer, states that since the new firewall has been installed, he has not been able to send email. Which of the following ports on the firewall should be checked?
Options
- A21
- B25
- C110
- D443
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