How can MailScanner "push back"?

[Richard Frovarp]

Steve Freegard wrote:
>
>
> Instead of using the PBL you could use dynablock.njabl.org and bypass 
> any of your own dial-up/DSL ranges.

dynablock is a mirror of the PBL and will go away at some point. In fact 
their site is now saying it will be going away soon, as it is long past 
time to switch to PBL.

http://www.njabl.org/dynablock.html