Go to listserv.cesnet.cz LWGate Home Page.From: "Ing. Jiri Kuchta" <KUCHTA@GATE.FEE.VUTBR.CZ>
Subject: IMPORTANT! Opravte si Pegasus Mail
Date: Mon, 6 Mar 1995 06:42:25 MET-1
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>
> ------- N=E1sleduje p=F8edan=FD dopis -------
>
> Datum odeslani: Sat, 4 Mar 1995 16:52:18 +1200
> Odpoved na: Pegasus Mail Discussion List <PMAIL@UA1VM.UA.EDU>
> Od: David Harris <David.Harris@PMAIL.GEN.NZ>
> Organizace: Pegasus Mail, Dunedin, New Zealand
> Vec: IMPORTANT! Re: Receipt Confirmation Question
> Komu: Multiple recipients of list PMAIL
> <PMAIL@UA1VM.UA.EDU>
>
>
> > Why do receipt confirmation go to the reply-to address rather than
> to
> > the X-Confirm-Reading-To address ? What's the purpose of this
> header > field then ?
>
> I owe the list and all my users an apology over this.
>
> First of all, you should understand that I regard Pegasus Mail's
> "confirmation of reading" as a form of automatic reply, not as a
> message
> transport status message. Accordingly, under RFC822, Pegasus Mail
> follows
> the parsing rules EXACTLY by using the Reply-to: then the From:
> address.
> I believe that Pegasus Mail is NOT at fault here - the problem is a
> more
> general problem with the way list mail is managed on the Internet.
> There
> is no standard for where the List puts its own address and there is
> no reliable way of detecting that mail originates from a mailing
> list.
>
> Having said that, it became clear to me several releases ago that
> the
> path of least resistance for fixing the problem of receipts going to
> lists was for me to change Pegasus Mail, since the rest of the
> Internet
> clearly wasn't going to fall into any kind of shape very quickly.
> Accordingly, I changed Pegasus Mail's receipt confirmation mechanism
> so
> that instead of simply having "X-PMRQC: 1" in the headers and using
> a standard reply mechanism, I use a special "directed" header which
> contains the specific address to which confirmations should be sent.
> This special header is "X-CONFIRM-READING-TO:" and is generated by
> all
> versions of Pegasus Mail for DOS v3.2 and later, WinPMail v1.2 and
> later,
> and Pegasus Mail/Mac v2.1 and later. If this header is present,
> these
> versions of Pegasus Mail are meant to send confirmations to the
> address it
> specifies; if only an X-PMRQC header is present (ie, the sender used
> an
> old version of Pegasus Mail), it will use the old confirmation
> method,
> following the Reply-to: address then the From: address, in that
> order.
>
> Recently I have had a number of complaints about confirmations going
> to
> lists, and have assumed that this was arising from SENDERS using old
> versions of Pegasus Mail. Unfortunately, I now find that this is
> actually a goof on my part. While Pegasus Mail is GENERATING the
> correct
> "X-Confirm-Reading-To" header, it is actually SEARCHING incoming
> messages for a header called "X-Confirm-RECEIPT-To", which it will
> never
> find. Accordingly, all confirmation requests are being handled in
> the
> traditional way which, although I still believe it is quite proper
> and legal, is not useful.
>
> To fix this problem, open the .EXE file for the Pegasus Mail version
> you have using a binary editor such as "Hacker's View" or "Norton's
> Disk
> Edit"; locate the string "X-CONFIRM-RECEIPT-TO" (there is only one
> copy
> in the .EXE file) and change it to "X-CONFIRM-READING-TO". This will
> correct the problem and will allow Pegasus Mail to send directed
> confirmations of reading. You can expect to find the string at
> approximately these hexadecimal offsets in the .EXE file:
>
> For Pegasus Mail/DOS v3.22 -- 215B5H (136629 decimal)
> For WinPMail v1.22 -- B8A7H (47271 decimal)
>
> Once again, my apologies to you all over this; the hardest problems
> to find are often the ones you think you've fixed.
>
> Cheers!
>
> -- David --
>
> ------------------ David Harris -+- Pegasus Mail --------------------
> - ----=3D -
> Box 5451, Dunedin, New Zealand | e-mail: David.Harris@pmail.gen.nz
> +64 3 4536880/Fax +64 3 4536612 | CIS:
> >internet:David.Harris@pmail.gen.n=3D z
Quote for the day:
"If all the girls at the Yale Prom were laid end-to-end
I wouldn't be at all surprised." -- Dorothy Parker
----
----
|Ing. Jiri Kuchta |
|Technical University of Brno |
|Faculty of Electrical Engineering and Computer Science |
|Department of Computer Science and Engineering |
|Bozetechova 2; CZ-61266 Brno |
+------------------------------------------------------------------+
|tel: +42-5-7275-222 E-mail: kuchta@fee.vutbr.cz |
| +42-5-43167-322 |
|fax: +42-5-41211141 Fido: 2:421/13.7 |
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