On Mon, 18 Jun 2007, David F. Skoll wrote: > > 4) It is perfectly possible to delay the client before EHLO. That's what > Sendmail's greet_pause feature does. However, it's *not* designed to be > a tarpitting mechanism. Rather, it's designed to detect SMTP clients > that send everything in one burst without waiting for the initial greeting > (and also to detect clients that use broken proxy servers.)
Actually, greet_pause is nowadays for detecting bad clients with excessively short timeouts. Bad clients stopped sending all smtp commands in one go about two years ago. Tony. -- f.a.n.finch <[EMAIL PROTECTED]> http://dotat.at/ SOUTHEAST ICELAND: NORTHEASTERLY 4 OR 5, OCCASIONALLY 6 IN SOUTHEAST. SLIGHT OR MODERATE, OCCASIONALLY ROUGH. OCCASIONAL RAIN. MODERATE OR GOOD.
