Re: Test diff mail relay

[Christopher Bipes <chris.bipes@xxxxxxxxxxxxxxx>]

Skip down past the open.
After the Telnet command start with the helo 

Sent from my iPhone

On Aug 4, 2021, at 11:37 AM, Justin Taylor <jtaylor.0ab@xxxxxxxxx> wrote:

That looks perfect, but I can't get it to work.  Here's what I'm trying.


5250: TELNET RMTSYS() PORT(25)
Gives: 220 hostname.domain Microsoft ESMTP MAIL Service ready at

Telnet command: open no.reply@my_domain.com
Gives: 500 5.3.3 Unrecognized command '????open'


Any tips?


date: Tue, 3 Aug 2021 21:33:58 +0000
> from: Christopher Bipes <chris.bipes@xxxxxxxxxxxxxxx>
> subject: RE: Test diff mail relay
>
> You can use the old telnet to port 25 and use a script to send an email
> from your iSeries to the new mail server.
>
>
> telnet
> set localecho
>
> open Your.mail.server 25
>
> helo SomeDomain.com
>
> mail from:noreply@xxxxxxxxxxxxxx
>
> rcpt to:cUser@xxxxxxxxxxxxxxx
>
> DATA
> this is a test.
> Tesing email.
> .
> quit
>
> Chris Bipes
> Director of Information Services
> CrossCheck, Inc.