著者: Dave C. 日付: To: Philip Hazel CC: Salvatore Greco, exim-users 題目: Re: [Exim] rejected recipients
On Wed, 23 Aug 2000, Philip Hazel wrote:
> On Tue, 22 Aug 2000, Dave C. wrote:
>
> > Consider the case of someone trying to send out a big pile of batches
> > of spam, either trying to use you as a relay, or sending messages to
> > addresses in your local domain(s) directly to your server. While it
> > would certainly still be desirable to block invalid senders and/or
> > spam, which often go hand-in-hand anyway, it might not be a case of a
> > broken SMTP client, it might be just trying to deliver each batch,
> > which all have the same (invalid) sender-address.
>
> Yes, that's true. I don't think it actually changes anything though.
>
> If I were re-implementing Exim now, I don't think I'd bother with all
> this complication; I think I'd just go for rejecting the RCPT commands,
> as is done for RBL rejections (by the time RBL was invented, the
> community had learned that that is the safest way to do policy
> rejections). Indeed, if ever there is a Grand Spring Clean Tidy of Exim,
> this change might happen.
Maybe it can go in the same bin with 'combine routers and directors
into one unified concept' :)