bharathan kailath wrote:
hi
the following implemented on the postfix relay for stopping forgery and it work great! but from one of our subsidiary company's mail server one of the email id forwarding thru this postfix relay; whatever comes from yahoo/hotmail get rejected; can we put some exceptions to the particular recipient!
help appreciatd
the following is from main.cf <http://main.cf>

smtpd_sender_restrictions =
        hash:/etc/postfix/access
        check_sender_access hash:/etc/postfix/strict_sender_map
smtpd_restriction_classes = strict_client_domain

strict_client_domain =
        reject_unknown_client
        check_client_access hash:/etc/postfix/strict_client_map
        reject
        unknown_client_reject_code = 554

/etc/postfix/strict_sender_map:
    yahoo.com <http://yahoo.com> strict_client_domain reject
    hotmail.com <http://hotmail.com> strict_client_domain reject


/etc/postfix/strict_client_map:
    yahoo.com <http://yahoo.com> OK
    hotmail.com <http://hotmail.com> OK


Add your subsidiary's IP to your strict_client_map.


--
Noel Jones

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