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Sendmail - Stange from address in log

Posted on 2011-04-28
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Last Modified: 2012-05-11
I am having a great amount of spam coming through these days and I noticed this in the sendmail log file:

from=<>, size=0, class=0, nrcpts=1, proto=SMTP, daemon=MTA

Also, how can you configure sendmail to only allow SMTP connections from 1 host/ip?
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Question by:amickfarms
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by:Steve
ID: 35483492
add the ip address to the hosts.allow (or sendmail.cf) file and restart
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Author Comment

by:amickfarms
ID: 35483693
Can you use a network (i.e. 145.23.45.0/24)?
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Steve earned 1500 total points
ID: 35483705
Think so yes
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Author Closing Comment

by:amickfarms
ID: 35489205
needed to add record to hosts.deny as well.
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