Re: 501 The first command in a session must be the HELO command
On Fri, 23 Jan 2009 08:10:25 -0600, Noel Jones wrote Peter Micunek wrote: Hi, I have a strange problem with some email sessions. Postfix 2.5.2 is configured like email router. It receives emails from many sources and sends them to one destination. Each rules for mail routing are done by transport table. Everything works properly but sometimes some emails are bounced. Could you help me to find where the problem is. LOG: Jan 23 08:05:42 aaa.bbb.sk postfix/smtp[28591]: 08ECEA73CD: to=b...@ccc.ddd.sk, relay=ee.sk[10.10.10.101]:25, conn_use=2, delay=10, delays=10/0.03/0/0, dsn=5.0.0, status=bounced (host ee.sk[10.10.10.101] said: 501 The first command in a session must be the HELO command (in reply to MAIL FROM command)) SESSION: (C - postfix) (S - propietary SMTPD) C --- HELO aaa.bbb.sk S --- 250 Hello ccc.ddd.sk C --- MAIL FROM:sm...@ee.sk S --- 250 sm...@ee.sk Sender ok C --- RCPT TO:b...@ccc.ddd.sk S --- 250 b...@ccc.ddd.sk Recipient ok C --- DATA S --- 354 Start mail input; end with CRLF.CRLF C --- . S --- 250 Message accepted for delivery C --- RSET S --- 250 Reset state C --- MAIL FROM:j...@xx.sk S --- 501 The first command in a session must be the HELO command BR Peter The S server doesn't speak SMTP. You can work around this error by setting in postfix main.cf smtp_connection_cache_on_demand = no -- Noel Jones Hi Noel, thanks for your advice. After two days I do not see any 501 The first command line in the logs. Peter M. --- Stavebna fakulta STU, Bratislava Faculty of Civil Engineering STU, Bratislava http://www.svf.stuba.sk
501 The first command in a session must be the HELO command
Hi, I have a strange problem with some email sessions. Postfix 2.5.2 is configured like email router. It receives emails from many sources and sends them to one destination. Each rules for mail routing are done by transport table. Everything works properly but sometimes some emails are bounced. Could you help me to find where the problem is. LOG: Jan 23 08:05:42 aaa.bbb.sk postfix/smtp[28591]: 08ECEA73CD: to=b...@ccc.ddd.sk, relay=ee.sk[10.10.10.101]:25, conn_use=2, delay=10, delays=10/0.03/0/0, dsn=5.0.0, status=bounced (host ee.sk[10.10.10.101] said: 501 The first command in a session must be the HELO command (in reply to MAIL FROM command)) SESSION: (C - postfix) (S - propietary SMTPD) C --- HELO aaa.bbb.sk S --- 250 Hello ccc.ddd.sk C --- MAIL FROM:sm...@ee.sk S --- 250 sm...@ee.sk Sender ok C --- RCPT TO:b...@ccc.ddd.sk S --- 250 b...@ccc.ddd.sk Recipient ok C --- DATA S --- 354 Start mail input; end with CRLF.CRLF C --- . S --- 250 Message accepted for delivery C --- RSET S --- 250 Reset state C --- MAIL FROM:j...@xx.sk S --- 501 The first command in a session must be the HELO command BR Peter --- Stavebna fakulta STU, Bratislava Faculty of Civil Engineering STU, Bratislava http://www.svf.stuba.sk
Re: 501 The first command in a session must be the HELO command
Peter Micunek: Hi, I have a strange problem with some email sessions. Postfix 2.5.2 is configured like email router. It receives emails from many sources and sends them to one destination. Each rules for mail routing are done by transport table. Everything works properly but sometimes some emails are bounced. Could you help me to find where the problem is. LOG: Jan 23 08:05:42 aaa.bbb.sk postfix/smtp[28591]: 08ECEA73CD: to=b...@ccc.ddd.sk, relay=ee.sk[10.10.10.101]:25, conn_use=2, delay=10, delays=10/0.03/0/0, dsn=5.0.0, status=bounced (host ee.sk[10.10.10.101] said: 501 The first command in a session must be the HELO command (in reply to MAIL FROM command)) SESSION: (C - postfix) (S - propietary SMTPD) C --- HELO aaa.bbb.sk S --- 250 Hello ccc.ddd.sk C --- MAIL FROM:sm...@ee.sk S --- 250 sm...@ee.sk Sender ok C --- RCPT TO:b...@ccc.ddd.sk S --- 250 b...@ccc.ddd.sk Recipient ok C --- DATA S --- 354 Start mail input; end with CRLF.CRLF C --- . S --- 250 Message accepted for delivery C --- RSET S --- 250 Reset state C --- MAIL FROM:j...@xx.sk S --- 501 The first command in a session must be the HELO command Postfix sends HELO. Why are you sending this question to the Postfix list? Wietse
Re: 501 The first command in a session must be the HELO command
Zitat von Wietse Venema wie...@porcupine.org: Peter Micunek: Hi, I have a strange problem with some email sessions. Postfix 2.5.2 is configured like email router. It receives emails from many sources and sends them to one destination. Each rules for mail routing are done by transport table. Everything works properly but sometimes some emails are bounced. Could you help me to find where the problem is. LOG: Jan 23 08:05:42 aaa.bbb.sk postfix/smtp[28591]: 08ECEA73CD: to=b...@ccc.ddd.sk, relay=ee.sk[10.10.10.101]:25, conn_use=2, delay=10, delays=10/0.03/0/0, dsn=5.0.0, status=bounced (host ee.sk[10.10.10.101] said: 501 The first command in a session must be the HELO command (in reply to MAIL FROM command)) SESSION: (C - postfix) (S - propietary SMTPD) C --- HELO aaa.bbb.sk S --- 250 Hello ccc.ddd.sk C --- MAIL FROM:sm...@ee.sk S --- 250 sm...@ee.sk Sender ok C --- RCPT TO:b...@ccc.ddd.sk S --- 250 b...@ccc.ddd.sk Recipient ok C --- DATA S --- 354 Start mail input; end with CRLF.CRLF C --- . S --- 250 Message accepted for delivery C --- RSET S --- 250 Reset state C --- MAIL FROM:j...@xx.sk S --- 501 The first command in a session must be the HELO command Postfix sends HELO. Why are you sending this question to the Postfix list? Wietse Seams the receiving side is broken regarding connection reuse? Regards Andreas
Re: 501 The first command in a session must be the HELO command
Peter Micunek wrote: Hi, I have a strange problem with some email sessions. Postfix 2.5.2 is configured like email router. It receives emails from many sources and sends them to one destination. Each rules for mail routing are done by transport table. Everything works properly but sometimes some emails are bounced. Could you help me to find where the problem is. LOG: Jan 23 08:05:42 aaa.bbb.sk postfix/smtp[28591]: 08ECEA73CD: to=b...@ccc.ddd.sk, relay=ee.sk[10.10.10.101]:25, conn_use=2, delay=10, delays=10/0.03/0/0, dsn=5.0.0, status=bounced (host ee.sk[10.10.10.101] said: 501 The first command in a session must be the HELO command (in reply to MAIL FROM command)) SESSION: (C - postfix) (S - propietary SMTPD) C --- HELO aaa.bbb.sk S --- 250 Hello ccc.ddd.sk C --- MAIL FROM:sm...@ee.sk S --- 250 sm...@ee.sk Sender ok C --- RCPT TO:b...@ccc.ddd.sk S --- 250 b...@ccc.ddd.sk Recipient ok C --- DATA S --- 354 Start mail input; end with CRLF.CRLF C --- . S --- 250 Message accepted for delivery C --- RSET S --- 250 Reset state C --- MAIL FROM:j...@xx.sk S --- 501 The first command in a session must be the HELO command BR Peter The S server doesn't speak SMTP. You can work around this error by setting in postfix main.cf smtp_connection_cache_on_demand = no -- Noel Jones
