Wayne. Thanks for such a complete response.
> So, solutions:
> 1) Web messaging (easy)
I was hoping to avoid this solution.
> 2) postfix/cyrus sasl/pam/radius (longer but doable)
>
I will take a look at this solution.
Andrew P. Kaplan, CNE, MCSE+Internet, MCT, CCNA, CCDA
CyberShore, Inc. -- Premium Internet Services -- http://www.cshore.com
--- To understand recursion, one must first understand recursion.
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Wayne Smith
> Sent: Monday, February 19, 2001 2:46 PM
> To: [EMAIL PROTECTED]
> Subject: Re: [IMail Forum] unable to send mail through ATT connection
>
>
> Andrew
>
> A lot of large ISPs are implementing port 25 filtering. The ISP provides
> their own mail servers and they want all users to go through those mail
> servers. This is to prevent relay raping of mail servers. IMHO,
> this is a
> necessary evil.
>
> If port 25 filtering is implemented, you can either change the
> port you are
> listening on (but Imail won't listen on more than one port, scewing up
> normal mail delivery) or have everyone use the Web messaging interface.
>
> I believe you are an IMGate user, so you could also do SMTP AUTH on your
> postfix box (postfix shouldn't have a problem running on more than one
> port). You need to install CYRUS SASL and compile support for
> that library
> into postfix. Then you can setup PAM (pluggable authentication modules)
> with a RADIUS module that can auth against your RADIUS server.
>
> So, solutions:
> 1) Web messaging (easy)
> 2) postfix/cyrus sasl/pam/radius (longer but doable)
>
> **********************************
> Wayne Smith, CNE/MCSE/CCNP/CCDP
> Computer Resources (http://www.cros.net)
>
> ----- Original Message -----
> From: "Andrew P. Kaplan" <[EMAIL PROTECTED]>
> To: "IMail_Forum" <[EMAIL PROTECTED]>
> Sent: Monday, February 19, 2001 2:21 PM
> Subject: [IMail Forum] unable to send mail through ATT connection
>
>
> > My goal is to allow customer to use MY mail server regardless
> of how they
> > connect to the Internet. However, it appears that some providers will
> block
> > SMTP traffic that doesn't orginate from their servers. Example
> an ATT user
> > can use SMTP auth to connect to my IMAIL server but cannot send mail. If
> he
> > connects through Earthlink using the same email settings he is able to
> send
> > mail. So ATT is the problem.
> >
> > Another user is having the same problem sending through MSN.
> Below is the
> > error message. However, he said it was working last week. Any ideas.
> >
> > >>
> > The connection to the server has failed. Account: 'Kevin Dowd (Office
> > Account) ', Server: 'mail.cshore.com', Protocol: SMTP, Port: 25,
> > Secure(SSL): No, Socket Error: 10051, Error Number: 0x800CCC0E
> > >>
> >
> >
> >
> > Andrew P. Kaplan, CNE, MCSE+Internet, MCT, CCNA, CCDA
> > CyberShore, Inc. -- Premium Internet Services -- http://www.cshore.com
> >
> > --- To understand recursion, one must first understand recursion.
> >
>
>
>
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