On 5/22/2025 6:13 PM, Wietse Venema via Postfix-users wrote:
carespot-donotre...@carespot.com${2}
CAUTION: this is not needed. Your canonical mapping already does a
better job: it fixes both the sender address in the header and in the
envelope (the MAIL FROM command).
Thank you. I found the culprit here (I think) why canonical mapping
wasn't doing what I thought.
https://www.postfix.org/ADDRESS_REWRITING_README.html#masquerade
"Postfix versions 2.2 and later rewrite message headers from remote SMTP
clients only if...."
I now satisfied those conditions, and it looks like everything is working.
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