Re: [exim] OT(?): 1und1 (Kundenserver) using unusable Envelo…

try a non-null sender:

dlugo@spot> telnet mx01.kundenserver.de 25
Trying 212.227.15.169...
Connected to mx-b.kundenserver.de (212.227.15.169).
Escape character is '^]'.
220 mx-b.kundenserver.de (mxeu22) Welcome to Nemesis ESMTP server
HELO spot.etherboy.com
250 mxeu22.kundenserver.de pleased to meet you
MAIL FRM
501 Bad command syntax
MAIL FROM:<dlugo@???>
250 mail from: <dlugo@???> ok
RCPT TO:<SRS0=zmI/=FA=arnold.schlittermann.de=arnold@???>
250 <SRS0=zmI/=FA=arnold.schlittermann.de=arnold@???> ok
quit
221 mx-b.kundenserver.de Bye
Connection closed by foreign host.


On Tue, 21 Nov 2006, Heiko Schlittermann wrote:

> Date: Tue, 21 Nov 2006 00:03:38 +0100
> From: Heiko Schlittermann <hs@???>
> To: exim-users <exim-users@???>
> Cc: Christian Arnold <arnold@???>
> Subject: [exim] OT(?): 1und1 (Kundenserver) using unusable Envelope-From?
>
> Hello,
>
> is there anybody out, who could confirm that the German ISP 1und1 uses
> quite useless sender addresses for relaying mails from its customers to
> outside world?
>
> E.g.:
>

> 2006-11-20 16:14:11 1GmAqP-0003rO-3w \
>     <= SRS0=zmI/=FA=arnold.schlittermann.de=arnold@??? \
>     H=moutng.kundenserver.de [212.227.126.171] \
>     P=esmtp S=1216 id=20061120151358.GD11857@???
> 2006-11-20 16:14:12 1GmAqP-0003rO-3w \
>     => arnold@??? \
>     R=amavis T=amavis H=eth1.tigger.schlittermann.de [212.80.235.129]
> 2006-11-20 16:14:12 1GmAqP-0003rO-3w \
>     Completed

>
> If now I'm testing this sender address:
>
> pu:~# swaks -f '<>' -t SRS0=zmI/=FA=arnold.schlittermann.de=arnold@??? -q RCPT
> === Trying mx01.kundenserver.de:25...
> === Connected to mx01.kundenserver.de.
> <- 220 mx-b.kundenserver.de (mxeu12) Welcome to Nemesis ESMTP server
> -> EHLO pu.schlittermann.de
> <- 250-mxeu12.kundenserver.de pleased to meet you
> <- 250-PIPELINING
> <- 250-8BITMIME
> <- 250-SIZE 52428800
> <- 250 HELP
> -> MAIL FROM:<>
> <- 250 mail from: <> ok
> -> RCPT TO:<SRS0=zmI/=FA=arnold.schlittermann.de=arnold@???>
> <** 550 <SRS0=zmI/=FA=arnold.schlittermann.de=arnold@???>: invalid address
> -> QUIT
> <- 221 mx-b.kundenserver.de Bye
>
>
> Despite the fact that it breaks sender callout there will arise other
> problems if my exim (on pu) runs into some delivery error after
> accepting the mail (could be full mailbox...). Where to return the
> bounce???
>
> Is here some of the Nemesis developers reading?
>
> Or could please somebody tell my that I'm totally stupid and wrong or
> that I missed some important point?
>
>

>     Best regards from Dresden
>     Viele Grüße aus Dresden
>     Heiko Schlittermann

>

-- 
--------------------------------------------------------
Dave Lugo   dlugo@???    LC Unit #260   TINLC
Have you hugged your firewall today?   No spam, thanks.
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