[Mailman-Users] Umbrella lists and avoiding multiple copies (was Re: Anyone? ...)

[jtrigg at huiekin.org]

On Thu, Apr 19, 2001 at 11:49:10AM -0700, Marc MERLIN wrote:
> On Thu, Apr 19, 2001 at 02:15:28PM -0400, jtrigg at huiekin.org wrote:
> > Example:
> > Umbrella list A has three sublists A1, A2, and A3 subscribed to it. 
> > Someone at somewhere.com is subscribed to lists A1 and A3.  When a message is
> > sent to A, will someone at somewhere.com receive one or two copies of it?  What
> > setting is necessary to prevent someone at somewhere.com from receiving two
> > copies?
> 
> Sorry, I missed that part.
> 
> procmail is your friend:
> :0 Wh: msgid.lock
> :| formail -D 8192 msgid.cache

That's a useful tool for recipients who have it available, but we're
looking for a tool at the list management end that will handle it. 
First, because not all of our subscribers will be able to do something
like this, and second, to conserve bandwidth.

Thanks,
Jim Trigg
Itinerant List Admin
-- 
/"\                           
\ /     ASCII RIBBON CAMPAIGN 
 X       HELP CURE HTML MAIL  
/ \