Re: Mail returned in Loop

Thanks Gary.....I'll put it to the test and see what it tells me. Let you
know the result when we get there.
Cheers
Phil

"Gary" wrote:

> Try this.
>
> How to test SMTP operations using Telnet
>
> 1. Telnet into Exchange server hosting IMS service using TCP port 25.
> Command is telnet <servername> 25
>
> 2. Turn on local echo on your telnet client so that you can see what you are
> typing.
> On Win 9x and NT 3.5/4.0 Telnet client this done by selecting the
> "preferences" from the "terminal" pull down menu, and checking the local
> echo radio button. For Windows 2000 telnet client, issue command "set
> local_echo", from the telnet command prompt.
>
> 3. Issue the following smtp command sequence
>
> helo <your domain name><enter>
> response should be as follows
> 250 OK
>
> mail from: <your Email Address><enter>
> response should be as follows
> 250 OK - mail from <your Email address>
>
> rcpt to: <recipient address><enter>
> response should be as follows
> 250 OK - Recipient <recipient address>
>
> data<enter>
> response should be as follows
> 354 Send data. End with CRLF.CRLF
>
> To: <recipient's display name><enter>
> From: <your display name><enter>
> Subject: <Subject field of Email message><enter>
> <Enter you body text><enter><enter> . <enter>
> response should be as follows
> 250 OK
>
> quit<enter>
> "Phil.T" <PhilT@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
> news:5FB36C29-FC30-4C28-A348-550835DA3B2C@xxxxxxxxxxxxxxxx
> >I have a client who I have been unable to send an email to for some months.
> > The message I always receive back is automated and states "Unable to
> > deliver
> > message to the following recipients, because the message was forwarded
> > more
> > than the maximum allowed times. This could indicate a mail loop".
> >
> > I have reported this consistent problem to the intended recipitent who's
> > own
> > IT department have responded that they don't have any other similar
> > problems
> > so the actual problem must be at my end. I'm not convinced as I experience
> > no
> > similar problems with any other of my many hundreds of contacts.
> >
> > Any ideas please, even to say whether it is a problem I can deal with or a
> > problem within the intended receipitents server?
> > Many thanks
> > Phil
>
>
>
.