[Windump] Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host srv7.de.buehler.net.

I'm sorry to have to inform you that the message returned
below could not be delivered to one or more destinations.

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 message returned below.

			The Postfix program

<webmaster at de.buehler.net>: host 81.209.183.97[81.209.183.97] said: 550
    <webmaster at de.buehler.net>: Recipient address rejected: No such user - go
    away
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From: windump at winpcap.org
Subject: Good day
Date: Tue, 25 Oct 2005 11:56:24 -0400
Size: 49489
Url: http://www.winpcap.org/pipermail/windump/attachments/20051025/59f6113a/attachment.eml