reject with Access denied on legitimate messages

I searched on the MARC archive for "access denied" and got 30 hits since 4-30-2009, but none of the subjects looked promising, so here's a question. A local recipient has registered a complaint that correspondents are getting 554 responses part of the time (not always) when attempting to send mail

Re: reject with Access denied on legitimate messages

>Dale Carstensen a écrit : >> I searched on the MARC archive for "access denied" and got 30 hits >> since 4-30-2009, but none of the subjects looked promising, so here's >> a question. >> >> A local recipient has registered a complaint that corresp