This might do it (thanks to Jeff Wasilko, msg from archive below):
I never had a problem with AOL, but I did with YAHOO (I was getting 'too
many recipients' messages). This change appears to have solved my problem
At 08:02 PM 03/03/02 -0600, Dr. Tim wrote:
>I have run into real problems with a0l lately.
>they recieve our mailings just find and the sendmail log says
>that they HAVE been indeed received by aol. But aol then
>doesn't deliver the mail to the 100 people in the envelop addressing!
>My list people are screaming and aol says nothing to them all get
>You have discussed before the use of set r=10 etc.. r=30
>in the mailer definitions but
>a.) I can't find that anywhere.
>b.) the MaxREcipientsPerMessage is for my sendmail to receive
>from people so I
>can not find how to limit my emailing out with 8.11.1 and
>sendmail.org faq has no answers as well all my searches.
>If you know how to configure sendmail 8,11.1 I would appreciate the help
>YES I KNOW 8.12 is the way to go but my last upgrade cost me
>12hours work and this company will go nuts if I take down their
>email for a full day.
>Or if you know a great tutorial at upgrading from 8.11.1 to 8.12
>so I don't shoot myself in the foot I would love to hear about it!
At 09:11 PM 22/02/02 +0000, Jeff Wasilko wrote:
>On Fri, Feb 22, 2002 at 01:19:16PM -0500, Frank Bax wrote:
> > Jeff:
> > Now I'm confused. In our Febrary mailing to about 4000 email addresses,
> > many (I didn't count them) came back from yahoo saying 'too many
> > recipients'. This was the *first* I've seen this message. I just did a
> > count by domain and we have 441 addresses at 'aol.com' and they are getting
> > through? How is this possible? We continue to get unsubscribe requests
> > from ail, so they must be delivered. Domains with over 100 email addresses
> > include hotmail.com, aol.com, sympatico.ca, yahoo.com, juno,com and
> > home.com; and only yahoo has a problem at the moment.
> From what I've heard, if you trip the spam filters at AOL, your
>mail will be accepted and silently discarded, so you don't know
>if you have a problem. Makes it kinda hard to deal with....
> > Where does the r=50 or r=30 go in older sendmail configs? What's the
> > format in mc file? I use OpenBSD 2.9; I'm in the middle of planning an
> > upgrade to 3.0 which includes sendmail 8.12.1; I'd have to go source for
> > 8.12.2; I'm still thinking about that one (or waiting until summer release
> > of 3.1).
>Sendmail 8.12 is much, much faster than 8.11 at doing large
>number of deliveries, so if performance is important, I'd suggest
>going to 8.12 now.
>For 8.10 and later, I think you could do something like:
>but I haven't tested it.