Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-08 Thread William D. Tallman
On Tue, May 09, 2006 at 12:33:29AM +0900, Stephen J. Turnbull wrote: > > "William" == William D Tallman <[EMAIL PROTECTED]> writes: Well damn!!! I am genuinely impressed and appreciative of this response! Have it saved off in a separate file to study. Mr. Turnbull has my sincere thanks for

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-08 Thread Stephen J. Turnbull
> "William" == William D Tallman <[EMAIL PROTECTED]> writes: William> On Wed, May 03, 2006 at 11:11:22PM +0900, Stephen William> J. Turnbull wrote: >> I don't think that is the way that RFC writers in general >> think. William> Yes, so I gather. :-) William> Which m

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-03 Thread William D. Tallman
On Wed, May 03, 2006 at 11:11:22PM +0900, Stephen J. Turnbull wrote: > > "William" == William D Tallman <[EMAIL PROTECTED]> writes: > > William> How does the RFC, or the writers thereof, define "user"? > > They don't. IMHO (there are those more expert than I on this list) > anything that

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-03 Thread Stephen J. Turnbull
> "William" == William D Tallman <[EMAIL PROTECTED]> writes: William> How does the RFC, or the writers thereof, define "user"? They don't. IMHO (there are those more expert than I on this list) anything that is normally expected to touch the headers or body of a message is a "user" for t

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-02 Thread Barry Warsaw
On Mon, 2006-05-01 at 13:27 -0500, Neal Groothuis wrote: > > I'd like to work up an unofficial diff to Mailman 2.1 for people like > > Stephen who are willing to give it a try on a live site. > > I'm not sure this is even necessary. > > Ezmlm doesn't touch the Sender: header at all, Majordomo s

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-02 Thread Barry Warsaw
On Mon, 2006-05-01 at 18:16 -0700, Mark Sapiro wrote: > Neal Groothuis wrote: > > > >Mailman is not the originator of the message, so it should > >not be tampering with the From: or Sender: fields at all. > > > This is arguably not true. Mailman may add a list header and/or list > footer to the

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-01 Thread Mark Sapiro
Neal Groothuis wrote: > >Mailman is not the originator of the message, so it should >not be tampering with the From: or Sender: fields at all. This is arguably not true. Mailman may add a list header and/or list footer to the body of the message as well as potentially filtering or scrubbing vari

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-01 Thread William D. Tallman
Watching this with interest; a newbie learns... On Mon, May 01, 2006 at 01:27:40PM -0500, Neal Groothuis wrote: > It might be appropriate for Mailman to add Resent-* headers, depending > on how one reads RFC 2822, 3.6.6. I personally don't think it's > necessary or useful, since list servers

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-01 Thread Neal Groothuis
I'd like to work up an unofficial diff to Mailman 2.1 for people like Stephen who are willing to give it a try on a live site. I'm not sure this is even necessary. Ezmlm doesn't touch the Sender: header at all, Majordomo sets it to the owner of the list, and (AFAICT) Listserv sets it to the

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-01 Thread Barry Warsaw
On Sun, 2006-04-30 at 00:00 +0900, Stephen J. Turnbull wrote: > Sender doesn't instruct *conformant* MTAs at all, does it? AFAIK the > only thing that a RFC 2821-conforming MTA looks at is the Return-Path > header, and it's supposed to remove that. > > So this is purely a matter of pragmatic sel

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-05-01 Thread Barry Warsaw
On Fri, 2006-04-28 at 19:12 -0500, Brad Knowles wrote: > I think we need to gather a lot more information about the likely > outcome from this change, and I think the best way to achieve this is > through giving admins (either site admins or list admins) the ability > to set an option and

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-29 Thread John W. Baxter
On 4/29/06 8:00 AM, "Stephen J. Turnbull" <[EMAIL PROTECTED]> wrote: > Sender doesn't instruct *conformant* MTAs at all, does it? AFAIK the > only thing that a RFC 2821-conforming MTA looks at is the Return-Path > header, and it's supposed to remove that. There is no Return-Path: header during t

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-29 Thread Brad Knowles
At 12:00 AM +0900 2006-04-30, Stephen J. Turnbull wrote: > Brad> If we need something that will be noticed by other MTAs > Brad> beyond the envelope sender and the "Return-Path:" & > Brad> "Errors-To:" headers, then we're going to have to carefully > Brad> think about this. > >

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-29 Thread Stephen J. Turnbull
> "Brad" == Brad Knowles <[EMAIL PROTECTED]> writes: At 7:50 PM -0400 2006-04-28, Barry Warsaw wrote: >> Whatever else we decide, I don't agree, or at least, it won't >> help us. $3.6.6 says that Resent-* headers are to be added by >> a user. It also says that these are purely i

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Bob Puff
Yes, and it still happens. Apparently, AOL has some filter based on a FROM: address matching a specific list, and bounces it with an SPF error, which it clearly is not. Bob -- Original Message --- From: Barry Warsaw <[EMAIL PROTECTED]> > > Have you tried turning on full person

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Brad Knowles
At 7:50 PM -0400 2006-04-28, Barry Warsaw wrote: > On Fri, 2006-04-28 at 13:05 -0500, Neal Groothuis wrote: > >> As I noted in my previous response, I believe that the correct field (if >> Mailman were to add a "Sender:" header) to add would be "Resent-Sender". >>Please see RFC 2822, sectio

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Barry Warsaw
On Fri, 2006-04-28 at 14:08 -0400, Bob [EMAIL PROTECTED] wrote: > ...Trouble similar to a current problem I am having with AOL: they are > bouncing all email with the > FROM: address of a specific AOL user, when mailman delivers the > messages to -any- aol or cs.com > address. Have you tried tu

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Barry Warsaw
On Fri, 2006-04-28 at 13:05 -0500, Neal Groothuis wrote: > As I noted in my previous response, I believe that the correct field (if > Mailman were to add a "Sender:" header) to add would be "Resent-Sender". > Please see RFC 2822, section 3.6.6. Whatever else we decide, I don't agree, or at le

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Barry Warsaw
Now that I have a few minutes to breath ;) I'll try to summarize my thoughts on this, and then perhaps go back later and follow up to specific points later in the thread. I'm sympathetic to ripping out the Sender: field munging. It was always primarily a workaround for buggy MTAs. If the majorit

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Mark Sapiro
Dallas Bethune wrote: >For our uses just >changing that list-bounces address to something less ominous looking >would help. It definitely looks to me as if something needs to be done. I think perhaps offering 3 options either to the list admin on a per-list basis with a site default or just a

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Bob [EMAIL PROTECTED]
Don't forget to consider things like SPF, which I think uses the sender field. Whatever is used for SPF _must_ be the domain of the mailman box, or you're gonna run into a pack of trouble. ...Trouble similar to a current problem I am having with AOL: they are bouncing all email with the FROM

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Barry Warsaw
On Fri, 2006-04-28 at 10:29 -0700, John W. Baxter wrote: > On 4/28/06 6:06 AM, "Barry Warsaw" <[EMAIL PROTECTED]> wrote: > > > On Thu, 2006-04-27 at 22:46 -0500, Brad Knowles wrote: > > > >> If the previous value of the "Sender:" field is being lost, then > >> that should be corrected. At the ve

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Neal Groothuis
John W. Baxter wrote: Probably, indeed. But what happens if that header was already "taken" in the process that brought the message to mailman for distribution to the list? As I noted in my previous response, I believe that the correct field (if Mailman were to add a "Sender:" header) to add

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread John W. Baxter
On 4/28/06 6:06 AM, "Barry Warsaw" <[EMAIL PROTECTED]> wrote: > On Thu, 2006-04-27 at 22:46 -0500, Brad Knowles wrote: > >> If the previous value of the "Sender:" field is being lost, then >> that should be corrected. At the very least, the value should be >> saved in an "Old-Sender:" or "Previo

Re: [Mailman-Users] [Mailman-Developers] Sender field

2006-04-28 Thread Barry Warsaw
On Thu, 2006-04-27 at 22:46 -0500, Brad Knowles wrote: > If the previous value of the "Sender:" field is being lost, then > that should be corrected. At the very least, the value should be > saved in an "Old-Sender:" or "Previous-Sender:" or some other > suitable renamed sender field. P