> Date: Sat, 20 Oct 2012 19:43:34 -0600 > From: "David Thacker" <[email protected]> > Subject: [BlueOnyx:11566] Re: Sendmail Authentication errors > To: "BlueOnyx General Mailing List" <[email protected]> > Message-ID: <DE7212B7E8B24B0B96D76983338E8415@TNTXP> > Content-Type: text/plain; format=flowed; charset="iso-8859-1"; > reply-type=original > >> Suddenly, with no real changes by me, I've got a few users who try to >> send mail either via outlook or their iphone and they get 'Relaying >> denied. Proper authentication required.' >> >> I had them check their mail and then do a send, but it still occurs. >> >> In the end (because I had limited debug time) I had to put their IP in >> access as a RELAY. >> >> What else could be causing this to suddenly happen? > > > Another cause of this behaviour may be if the user's account or their IP > address (host) is blocked due to excessive failed logins. > > Log in to the server as admin, and go to the Security > Failed Logins > menu. If you see those users on either the Blocked Hosts tab or the > Blocked Users tab, click on the "Reset all blocks" button to unblock them. > > dAvid tHacker Email: [email protected] > Thacker Network Technologies Inc. Http://www.ThackerNet.com > > David,
Thanks for the thought - I'd checked and there were not host blocks or user blocks. I just don't see why it just started up in the past 3-4 days. _______________________________________________ Blueonyx mailing list [email protected] http://mail.blueonyx.it/mailman/listinfo/blueonyx
