Rob,
Generally if you need for messages to pass DMARC check when forwarding,
you need to rewrite the From header field to make it align. Hacking up
an example from the IETF DMARC mailing list, they would rewrite the
address to something like:
From: Happy User
Where of course you would
We have Exim running as our MTA. When we forward mail for a user, we use
SRS to ensure we do not violate the SPF policy of the sending domain.
Sometimes messages are rejected from recipients.
550-5.7.26 DMARC policy. Please contact the administrator of omnis.com
domain
550-5.7.26 if this was a
