We have Domino 7, Notes 6/7, SMTP server fro outgoing mail to inet.
We are trying to find a solution with this logic:
If user A in group G sends a mail To/CC/BCC domain X.com,or domain Y.com, or domain Z.com the mail is sent. If user A is not in group G the mail gets returned with a delivery failure message. But other recipients in the same mail not in Domains x.com, Y.com, or Z.com receive the mail