[Bah-galapagos] Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the mail system at host nevamx.sovintel.ru.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<mdaemon-f200605061818.aa1838687pd80000609449 en baltica-trans.ru>: host
    mail.baltica-trans.ru[81.211.115.86] said: 550 5.7.1 External client with
    IP address 212.44.131.7 does not have permissions to submit to this server.
    (in reply to MAIL FROM command)
------------ próxima parte ------------
Se ha borrado un mensaje inmerso...
De    : "gilles magnus" <bah-galapagos en lists.ourproject.org>
Asunto: =?koi8-r?B?z8vOwSDJIMTXxdLJLCDX2cfPxM7PLg==?=
Fecha : 5 Feb 2012 06:51:35 -0400
Tamaño: 2072
Url   : https://lists.ourproject.org/pipermail/bah-galapagos/attachments/20120205/cd313c11/attachment.eml