On Friday 14 November 2003 05:02, MKlinke wrote: > On Friday 14 November 2003 03:52, Joe Polk wrote: > > Well, I know that if you don't have a reverse DNS entry that many > > will reject mail from you. I thought from your original post that > > you did. The "www" maybe a flag for them. Many broadband providers, > > for instance, will give you a static but on their DNS the IP > > resolves to user1.dsl.someISP.com or something. You can, however, > > use your ISP's smtp server as a smart host and avoid such problems > > as rejections like this. Because you are part of your ISP's > > network, it's smtp server will relay for you because to it you are > > local. So set your sendmail to forward all outbound mail to > > smtp.yourisp.com and then test your mail. This works for my setup. > > > > <<JAV>> > > > > ---------- Original Message ----------- > > From: Paul Gillen <gillen1951@xxxxxxxxx> > > To: Red Hat User List <redhat-list@xxxxxxxxxx> > > Sent: Thu, 13 Nov 2003 18:57:11 -0800 (PST) > > Subject: Fwd: Re: Mail error: reason: 550 5.0.0 You must use a > > valid mail server > > > > > I'm pretty sure that you're right, that RedHat is > > > rejecting this as a spam check, i.e. that the mailing > > > host should be resolvable as the message origin. My > > > problem is that, as far as I can see, it is. > > > > > > Depending upon what set of settings I use other mail > > > works from fitfully to pretty good. (And believe me, > > > I've tried a lot of settings.) > > > > > > =Paul= > > > > > > __________________________________ > > > Do you Yahoo!? > > > Protect your identity with Yahoo! Mail AddressGuard > > > http://antispam.yahoo.com/whatsnewfree > > > > ------- End of Original Message ------- > Well sheesh, nevermind, I looked right past your answer.... Regards, Mike Klinke -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list