Re: [IMail Forum] SMTP AUTH PROBLEM

[[EMAIL PROTECTED]/fabiopolo]

This is a part of simple LOG:   02:21 09:13 SMTPD(00050252) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(0002029E) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(000202A0) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(000202A2) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(0002029C) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(00020298) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(000A0200) [212.131.237.52] connect 211.167.101.163 port 1175 02:21 09:13 SMTPD(000102B8) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(000A0200) [211.167.101.163] EHLO laptop 02:21 09:13 SMTPD(00000118) FAILED authentication     In 2 last day we a have a lot of problem with our customer that use Outlook Express to send email by our SMTP server (5.09). We have NO MAIL RELAY, REFUSE NULL <> SENDERS and CHECK VALID SENDER enabled; DISABLE SMTP VRFY and DISABLE SMTP AUTH disabled. Our customer have enabled authertification in their Outlook Express. But 2 days ago someone of our customer have problems: the authetification  with a correct username and password be rejected. If  I stop an restart SMTP service for a few times the problem seem resolve... but in few hour the problem reappear. What is the cause? In which manner I can resolve? ----- Original Message ----- From: Allen Thompson To: [EMAIL PROTECTED] Sent: Friday, February 21, 2003 11:44 AM Subject: RE: [IMail Forum] SMTP AUTH PROBLEM Any log entries will probably be useful when this occurs   Allen -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of POLODIGIT@LE/fabiopolo Sent: 21 February 2003 10:31 To: [EMAIL PROTECTED] Subject: [IMail Forum] SMTP AUTH PROBLEM First sorry for my bad english.... In 2 last day we a have a lot of problem with our customer that use Outlook Express to send email by our SMTP server (5.09). We have NO MAIL RELAY, REFUSE NULL <> SENDERS and CHECK VALID SENDER enabled; DISABLE SMTP VRFY and DISABLE SMTP AUTH disabled. Our customer have enabled authertification in their Outlook Express. But 2 days ago someone of our customer have problems: the authetification  with a correct username and password be rejected. If  I stop an restart SMTP service for a few times the problem seem resolve... but in few hour the problem reappear. What is the cause? In which manner I can resolve? Thanks for help. _____________________________________________________________________ This message has been checked for all known viruses by the MessageLabs Virus Scanning Service supplied by Aquatania Ltd. For further information visit www.aquatania.co.uk http://www.messagelabs.com/stats.asp