Michael Moritz ?????:
> since I use a recipients cache file that will grow and need maintaining. (The
> third problem would be having to delete (?) the cache every time users,
> aliases, sql, etc are altered on the mail/smtp machine). Could postfix offer
> some sort of "verify this address" service / socket / port?
You don't have to delete the cache when the user is changed.
The socket is called SMTP, and the command is called "RCPT TO".
It makes no sense to implement another service for this.
Wietse
