EC-Council
EC0-350 · Question #776
EC0-350 Question #776: Real Exam Question with Answer & Explanation
The correct answer is C. Examining the SMTP header information generated in response to an e-mail message sent to an. See the full explanation below for the reasoning.
Question
You may be able to identify the IP addresses and machine names for the firewall, and the names of internal mail servers by:
Options
- ASending a mail message to a valid address on the target network, and examining the header information
- BExamining the SMTP header information generated by using the -mx command parameter of DIG
- CExamining the SMTP header information generated in response to an e-mail message sent to an
- DSending a mail message to an invalid address on the target network, and examining the header
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