audit: > My server's been getting slammed all night with requests from > adsl-99-162-37-137.dsl.ipltin.sbcglobal.net[99.162.37.137] and I've been > trying to figure out to stop it.
That's what smtpd_client_connection_rate_limit is for. > I've put the IP address in mx_access with REJECT and ran Postfix has no mx_access parameter. If you mean check_helo/sender/recipient_mx_access, these look up the MX host, not the client. Wietse