Looks like there is some specific anti yahoo rules in place.. you able to
try from an alt email?
On Jun 7, 2012 9:04 PM, "Derek Trotter" <expat.arizonan@gmail.com> wrote:

> I don't know who else to ask, but yesterday and today I've had trouble
> sending email to a friend who has a verizon.net address.  Verizon keeps
> rejecting them.  Here's what I get back from them.  I just don't know who
> else to ask.  Has anyone else had this trouble?
>
> thanks
>
> Message-id:<4FF90584.6030107@**gmail.com <4FF90584.6030107@gmail.com>>
>  Date: Sat, 07 Jul 2012 20:59:00 -0700
>  From: Derek<######@gmail.com>
>  To: John<######@verizon.net>
>  Subject: just checking
>
> Your message cannot be delivered to the following recipients:
>
>  Recipient address: @relay.verizon.yahoo.com:#####**#@verizon.net
>  Original address:######@verizon.net
>  Reason: SMTP transmission failure has occurred
>  Diagnostic code: smtp;554 Message not allowed - [320]
>  Remote system: dns;mx1-vzn.mail.yahoo.com (TCP|206.46.172.79|34174|67.195.168.231|25)
> (mta1012.vzn.mail.ac4.yahoo.**com <http://mta1012.vzn.mail.ac4.yahoo.com>ESMTP YSmtp service ready)
>
>
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