> > > On Wed, Feb 10, 2010 at 10:00:05PM -0500, dar...@chaosreigns.com wrote: > > > > http://www.chaosreigns.com/mtx/
> > On 11.02.10 16:06, Henrik K wrote: > > > What a complex scheme you invented for a simple problem. All you have to > > > do > > > is to require legimate relays to have a FCrDNS entry with an actually > > > identifiable name, like starting with "smtp". Much simpler to take > > > advantage > > > of that and it actually is somewhat used today. > On Thu, Feb 11, 2010 at 06:25:07PM +0100, Matus UHLAR - fantomas wrote: > > ok, I should do an s/^ip-/smtp-/ on all our clients' ips... On 11.02.10 19:34, Henrik K wrote: > I don't know if there's some joke included or whatever. If they are sending > mail, then yes having a good PTR will result in less greylisting etc. of course ip-212-081-019-000.static.nextra.sk. well, dynamic addresses are listed differently: dial-195-168-160-000.dynamic.nextra.sk. adsl-195-168-244-000.dynamic.nextra.sk. so probably s/^(dial|adsl|ip)-/smtp-/ there are _many_ mailservers not having name indicating they are used for mail and I don't think any form of requiring them to have such name is a good idea... -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Support bacteria - they're the only culture some people have.