[Email] Che errore è?

[AndreA]

Message from yahoo.com.
Unable to deliver message to the following address(es).

<xxxx @ gmail.com>:
Connected to 72.14.247.27 but greeting failed.
Remote host said: 421-4.7.0 [66.196.82.64] Our system has detected an unusual amount of
421-4.7.0 unsolicited mail originating from your IP address. To protect
421-4.7.0 our users from spam, mail sent from your IP address has been
421-4.7.0 temporarily blocked. Please visit http://www.google.com/mail/help/bul
421 4.7.0 k_mail.html to review our Bulk Email Senders Guidelines. 7si2305841aga.13
I'm not going to try again; this message has been in the queue too long.

--- Original message follows.

Return-Path: < mia email >
X-Yahoo-Forwarded: from x1 @ yahoo.com to x1 @ gmail.com
X-Originating-IP: [209.85.217.14]
Authentication-Results: mta101.mail.re1.yahoo.com from=trapani.at; domainkeys=neutral (no sig)
Received: from 209.85.217.14 (EHLO mail-gx0-f14.google.com) (209.85.217.14)
by mta101.mail.re1.yahoo.com with SMTP; Wed, 03 Sep 2008 08:14:26 -0700
Received: by gxk7 with SMTP id 7so6056671gxk.12
for < x1 @ yahoo.com >; Wed, 03 Sep 2008 08:14:16 -0700 (PDT)
Received: by 10.151.103.2 with SMTP id f2mr12624911ybm.10.1220454853868;
Wed, 03 Sep 2008 08:14:13 -0700 (PDT)
Received: by 10.150.203.8 with HTTP; Wed, 3 Sep 2008 08:14:13 -0700 (PDT)
Message-ID: <4d42e77b0809030814q4bc944ddse81d02f3ef8df5d2@mail. gmail.com>
Date: Wed, 3 Sep 2008 17:14:13 +0200
From: io
Sender: io
To: me stesso
Subject: xxxxxxx
MIME-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
Content-Disposition: inline
X-Google-Sender-Auth: 34c743d9b109302e

[AndreA]

non capisco, yahoo dopo 6 settimane mi dice che lo spam di Gmail è cosa ampio che non può inoltrare la mia email verso un altro indirizzo Gmail?!

NB: era un invio di un comunicato, per questo è da me stesso verso me stesso