Author: William Thompson Date: CC: exim-users Subject: Re: [Exim] Yahoo and sender verification callout
> <wt@???> wrote: > >callout sometimes will work for yahoo.com
> >
> >2003-05-20 07:37:08 H=sid2.catt.com [64.18.100.12] sender verify fail for
> ><friendhowdy2u@???>: response to "RCPT TO:<friendhowdy2u@???>"
> >from mx1.mail.yahoo.com [64.157.4.78] was: 553 VS10-RT Possible forgery or
> >deactivated due to abuse (#5.1.1)
>
> That seems to be temporary. At this moment, that address gives "250"
> on RCPT TO and "554" after DATA.
Some sites like us accept all mail so that an admin can review the message
and forward if the (l)user got the address wrong. Bounces are also sent to
let the sender know it's invalid. Yes, I know that could be abused...
> Is there any Internet protocol that yahoo does indeed respect?
