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Features
-- general ....
does not let mail pass unchecked when unpredictable things happen or when mail is too big (with the exception that a mail size limit for spam checking can be specified); such conditions cause temporary failure to be reported to MTA, mail stays in MTA queue;
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Since amavisd-new-20030616-p8 a string '***UNCHECKED***' is inserted into Subject. Since amavisd-new-2.0 such passed mail is also wrapped into a MIME wrapper (defanged), prepended by a warning message.
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