Stuart D. Gathman wrote:
Even better, use just 2 MTAs - each with a fixed HELO. Route
email for normal recipients to normal.smtp.example.com, and email
for braindead recipients to lifesupport.smtp.example.com. Make sure
the policy rejects on invalid helo before passing on a HELO of
lifesupport.smtp.example.com.
Is that supposed to be simpler than changing the MAIL FROM parameter?
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