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MTA authors/packagers, please consider adding this to your default configurations; inserting a string in the form

        (envelope-sender <foo@example.com>)

somewhere after the "from ... by ..." text would do the trick nicely.

MTAs That Do This

If you know of an MTA package that will add the envelope-sender data to the Received header, or can write a configuration stanza to add to config files to do this in any given MTA, please add a note about it on this page using the "EditText" button below.

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