[Mimedefang] bounce check with sendmail and md_check_against

WBrown at e1b.org WBrown at e1b.org
Thu Nov 30 18:14:53 EST 2006


DFS wrote on 11/30/2006 02:10:27 PM:

> What's your internal server running?  Some versions of MS Exchange and 
qmail
> don't reject invalid recipients at RCPT time, so 
md_check_against_smtp_server
> is useless.  With other versions of Exchange, you need to explicitly
> enable RCPT-time checks; google for "Exchange Recipient Filter"

Early versions of Lotus Domino servers did not reject invalid recipients 
at RCPT time either.  It became an option in 6.0 or 6.5.  If the original 
poster needs help finding the option, contact me off list, I'd be glad to 
help.



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