Date: Thu, 29 Aug 2002 08:39:59 -0400 From: "Dan Langille" <dan@langille.org> To: Terry Lambert <tlambert2@mindspring.com> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: why does this sendmail connection take so long? Message-ID: <3D6DDDDF.7293.8DA46F18@localhost> In-Reply-To: <3D6D600A.589DDDCF@mindspring.com>
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On 28 Aug 2002 at 16:43, Terry Lambert wrote: > Dan Langille wrote: > > I've tested this from several boxes behind my firewall each time > > emailing to a box outside the firewall. The test was: > > > > echo 'hi there' | mail dan@m20.example.org > > echo 'hi there' | mail -v dan@m20.example.org > > ? After issuing the above command, there is a 75s delay (see below for delay location). All subsequent lines appear without delay. At the end of this message, I've issued the commands by hand. No delays occur. [dan@xeon:~] $ echo 'hi there' | mail -v dan@m20.example.org dan@m20.example.org... Connecting to localhost.example.org. via relay... <insert 75s delay here> 220 xeon.example.org ESMTP Sendmail 8.12.5/8.12.5; Thu, 29 Aug 2002 08:32:14 -0400 (EDT) >>> EHLO xeon.example.org 250-xeon.example.org Hello localhost [127.0.0.1], pleased to meet you 250-ENHANCEDSTATUSCODES 250-PIPELINING 250-8BITMIME 250-SIZE 250-DSN 250-ETRN 250-DELIVERBY 250 HELP >>> MAIL From:<dan@xeon.example.org> SIZE=34 250 2.1.0 <dan@xeon.example.org>... Sender ok >>> RCPT To:<dan@m20.example.org> >>> DATA 250 2.1.5 <dan@m20.example.org>... Recipient ok 354 Enter mail, end with "." on a line by itself >>> . 250 2.0.0 g7TCWERq037402 Message accepted for delivery dan@m20.example.org... Sent (g7TCWERq037402 Message accepted for delivery) Closing connection to localhost.example.org. >>> QUIT 221 2.0.0 xeon.example.org closing connection 220 xeon.example.org ESMTP Sendmail 8.12.5/8.12.5; Thu, 29 Aug 2002 08:32:30 -0400 (EDT) >>> EHLO xeon.example.org 250-xeon.example.org Hello localhost [127.0.0.1], pleased to meet you 250-ENHANCEDSTATUSCODES 250-PIPELINING 250-8BITMIME 250-SIZE 250-DSN 250-ETRN 250-DELIVERBY 250 HELP >>> MAIL From:<dan@xeon.example.org> SIZE=37 250 2.1.0 <dan@xeon.example.org>... Sender ok >>> RCPT To:<dan@m20.example.org> >>> DATA 250 2.1.5 <dan@m20.example.org>... Recipient ok 354 Enter mail, end with "." on a line by itself >>> . 250 2.0.0 g7TCWURq037483 Message accepted for delivery dan@m20.example.org... Sent (g7TCWURq037483 Message accepted for delivery) Closing connection to localhost.example.org. >>> QUIT 221 2.0.0 xeon.example.org closing connection You have new mail in /var/mail/dan [dan@xeon:~] $ telnet m20.example.org 25 Trying 216.187.106.227... Connected to m20.example.org. Escape character is '^]'. 220 m20.example.org ESMTP Postfix MAIL From:<dan@xeon.example.org> 503 Error: send HELO/EHLO first ^C^] telnet> quit Connection closed. [dan@xeon:~] $ telnet m20.example.org 25 Trying 216.187.106.227... Connected to m20.example.org. Escape character is '^]'. 220 m20.example.org ESMTP Postfix EHLO xeon.example.org 250-m20.example.org 250-PIPELINING 250-SIZE 10240000 250-ETRN 250-XVERP 250 8BITMIME MAIL From:<dan@xeon.example.org> SIZE=37 250 Ok RCPT To:<dan@m20.example.org> 250 Ok DATA 354 End data with <CR><LF>.<CR><LF> . 250 Ok: queued as A62127A11 QUIT 221 Bye Connection closed by foreign host. [dan@xeon:~] $ -- Dan Langille I'm looking for a computer job: http://www.freebsddiary.org/dan_langille.php To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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