EQ Admin EQ Forum Admin Staff member Dec 2, 2011 #1 Did you get the email error code 550 SC-001 (BAY0-MC3-F44)? Make sure that your outgoing mail servers have not recently been used to spam MSN / Hotmail. If they are shared relays or your ISP's mail server it could be someone else who caused the problem.
Did you get the email error code 550 SC-001 (BAY0-MC3-F44)? Make sure that your outgoing mail servers have not recently been used to spam MSN / Hotmail. If they are shared relays or your ISP's mail server it could be someone else who caused the problem.