[Dnsmasq-discuss] strange list server bounces

Matthias Andree matthias.andree at gmx.de
Wed May 9 06:45:58 BST 2012


Am 08.05.2012 17:15, schrieb starlight at binnacle.cx:
> Hello,
> 
> A problem of some sort exists with the list
> server configuration.  All messages submitted
> from here bounce when relayed by a mature
> 'sendmail' configuration.  Only way to submit
> messages is manually using 'nc' directly to
> one of the MX servers.  Bounce message example
> follows.
> 
> 
> The original message was received at Tue, 8 May 2012 11:05:36 -0400
> from ciannait [172.29.87.10]
> 
>    ----- The following addresses had permanent fatal errors -----
> <dnsmasq-discuss at lists.thekelleys.org.uk>
>     (reason: 550 Unrouteable address)
> 
>    ----- Transcript of session follows -----
> .. while talking to ipv6.thekelleys.org.uk.:
>>>> DATA
> <<< 550 Unrouteable address
> 550 5.1.1 <dnsmasq-discuss at lists.thekelleys.org.uk>... User unknown
> <<< 503-All RCPT commands were rejected with this error:
> <<< 503-Unrouteable address
> <<< 503 Valid RCPT command must precede DATA
> 
> Reporting-MTA: dns; mx.binnacle.cx
> Received-From-MTA: DNS; ciannait
> Arrival-Date: Tue, 8 May 2012 11:05:36 -0400
> 
> Final-Recipient: RFC822; dnsmasq-discuss at thekelleys.org.uk
> Action: failed
> Status: 5.1.1
> Remote-MTA: DNS; ipv6.thekelleys.org.uk
> Diagnostic-Code: SMTP; 550 Unrouteable address
> Last-Attempt-Date: Tue, 8 May 2012 11:06:02 -0400

If this message goes through unharmed, there seems to be an issue on
your end. In which case:  Check the DNS and sendmail address
resolution/rewriting and routing configuration on ciannait, and the
firewall configuration from it to the Internet.



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