Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Theo de Raadt
> Theo de Raadt writes: > > > it is still false to say that greylisting wasn't permitted by the > > original RFC's. > > > > it was, and it is. > > Any reasonable interpretation (IMO) of the relevant parts of RFC5321 and > RFC2821 means that greylisting is well within the protocol specs. That >

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Peter N. M. Hansteen
Theo de Raadt writes: > it is still false to say that greylisting wasn't permitted by the > original RFC's. > > it was, and it is. Any reasonable interpretation (IMO) of the relevant parts of RFC5321 and RFC2821 means that greylisting is well within the protocol specs. That did however not stop

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Theo de Raadt
> > Not only is greylisting fine from a protocol point of view (as others > > have pointed out), the IETF is also well aware of it. This is about to > > become an RFC: > > http://tools.ietf.org/html/draft-ietf-appsawg-greylisting > > That's a marked improvement over what appeared to be the status

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Peter N. M. Hansteen
Simon Perreault writes: > Not only is greylisting fine from a protocol point of view (as others > have pointed out), the IETF is also well aware of it. This is about to > become an RFC: > http://tools.ietf.org/html/draft-ietf-appsawg-greylisting That's a marked improvement over what appeared to

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Simon Perreault
On 2012-06-04 06:06, David Diggles wrote: I was just thinking surely resending from a different IP breaks the RFC for SMTP? Then I did some googling, and found this. http://bsdly.blogspot.com.au/2008/10/ietf-failed-to-account-for-greylisting.html Not only is greylisting fine from a protocol p

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Kevin Chadwick
On Mon, 4 Jun 2012 22:53:54 +1000 David Diggles wrote: > "Greylisting will cause longer delivery delays if the sender has a large > infrastructure and is sending from a different IP when it retries. Most pooling Services like Yahoo and Google seem to get through eventually these days without whi

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread David Diggles
On Mon, Jun 04, 2012 at 12:34:04PM +, Stuart Henderson wrote: > On 2012-06-04, David Diggles wrote: > > I was just thinking surely resending from a different IP breaks the RFC for > > SMTP? > > > > Then I did some googling, and found this. > > http://bsdly.blogspot.com.au/2008/10/ietf-failed-

Re: SMTP server pools at odds with the RFC?

2012-06-04 Thread Stuart Henderson
On 2012-06-04, David Diggles wrote: > I was just thinking surely resending from a different IP breaks the RFC for > SMTP? > > Then I did some googling, and found this. > http://bsdly.blogspot.com.au/2008/10/ietf-failed-to-account-for-greylisting.html > > Thanks, Peter. > > So now it is 4 years la

SMTP server pools at odds with the RFC?

2012-06-04 Thread David Diggles
I was just thinking surely resending from a different IP breaks the RFC for SMTP? Then I did some googling, and found this. http://bsdly.blogspot.com.au/2008/10/ietf-failed-to-account-for-greylisting.html Thanks, Peter. So now it is 4 years later, has anything happened?