software:postfix:quickreference
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- That is the user that has been hacked | - That is the user that has been hacked | ||
+ | ===== Look for specific activity ===== | ||
+ | The mail log (/ | ||
+ | For example, if you were moving a domain from one server to another, it is common to allow the old server to accept messages for a while to keep from losing your clients e-mail. So, for example, if you wanted to know the last time any mail was delivered to an example.com account, you would do. | ||
+ | <code bash> | ||
+ | |||
+ | * If you want to see who is sending mail, try looking for the submission daemon in the log. You can then narrow it down with a second grep< | ||
+ | * If you want to see who is receiving mail, look for the delivered keyword in the log. This only shows you mail that has been accepted and delivered. <code bash> | ||
+ | |||
+ | ===== Change attachment max size ===== | ||
+ | |||
+ | Actually, this is the total message size. It is in bytes, so it is a very large number. | ||
+ | |||
+ | To see what the current setting is, type <code bash> | ||
+ | |||
+ | To set a new value, type <code bash> |
software/postfix/quickreference.1600131626.txt.gz · Last modified: 2020/09/14 20:00 by rodolico