2017 February Linux Professional Institute Official New Released 202-400 Q&As in Lead2pass.com!
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This dump is valid to pass Linux Professional Institute 202-400 and don’t just memorize the answer, you need to get through understanding of it because the question changed a little in the real exam. The material is to supplement your studies.
Following questions and answers are all new published by Linux Professional Institute Official Exam Center: http://www.lead2pass.com/202-400.html
You suspect that you are receiving messages with a forged From: address.
What could help you find out where the mail is originating?
A. Install TCP wrappers, and log all connections on port 25
B. A dd the command ‘FR-strlog’ to the sendmail.cf file
C. Add the command ‘define (‘LOG_REAL_FROM’) dnl’ to the sendmail.mc file
D. Run a filter in the aliases file that checks the originating address when mail arrives
E. Look in the ReceiveD. and Message-ID. parts of the mail header