New answers tagged sendmail
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451 4.3.0 <[email protected]>: Temporary lookup failure
The problem was some misspelled words in the map files.
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451 4.3.0 <[email protected]>: Temporary lookup failure
Your Postfix server seems to be named in.example.com. However, the recipient of the email you're trying to pass to it has the domain @example.com, not @in.example.com. Unless Postfix has been ...
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