GIAC
GCIA · Question #447
GCIA Question #447: Real Exam Question with Answer & Explanation
The correct answer is A. 25. See the full explanation below for the reasoning.
Question
You work as a Network Administrator for Tech Perfect Inc. The company has a TCP/IP-based network. A firewall has been configured on the network. You configure a filter on the router. You verify that SMTP operations have stopped after the recent configuration. Which of the following ports will you have to open on the router to resolve the issue?
Options
- A25
- B21
- C80
- D20
Community Discussion
No community discussion yet for this question.