On 2007-01-23 14:05:37 -0600, David Nicol wrote: > On 1/23/07, Barry Shein <bzs at world.std.com> wrote: > >Suffice it to say that we can add fast, capable mail servers and see > >them flooded in a matter of hours. > > > >Pushing all the filtering to the end-user would make that much > >worse. > > not the filtering, just the filter configuration. MTA-resident complex > content filtering with different per-recipient outcomes is not compatible > with recipient enumeration preceding the data block; It can still be done. It just needs a bit of trickery with 4xx replies. It's ugly as hell, and it increases mail traffic (and CPU usage for filtering), but it works. > therefore the > DATAFIRST ESMTP proposal I made some months ago. I still like the LMTP model better, but having any method for returning different results for different recipients based on the content would be an improvement. hp -- _ | Peter J. Holzer | I know I'd be respectful of a pirate |_|_) | Sysadmin WSR | with an emu on his shoulder. | | | hjp at hjp.at | __/ | http://www.hjp.at/ | -- Sam in "Freefall"
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