Sendmail field


 
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# 1  
Old 03-06-2009
Sendmail field

What does the sendmail field "helo" denote in the logs?
# 2  
Old 03-07-2009
HELO is part of the smtp (mail protocol) - on out going mail, this introduces the sender to the destination nodes in order to start transmission. You can think of it as like "hello" in English.
 
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