text_combined: vvrpgsporcupineorg andras galos charset iso88592 unsupported converting hi recently setup fake secondary mx record domain reduce spam load primary works well many spam clients connects first time since port 25 firewalled works spamming clients try works legit mailers try primary mx first case greylisting step forward secondary timeout next time try primary theyll succedd greylisting period elapsed try implement setup fake secondary mx drops every client except messages several spamtrap recipients problem set postfix fake secondary reject mail except spamtrap messages think confuse legit mtas get 4xx secondary get response secondary may try send message instead primary additionally may show error message sender could confuse senders im searching solution access reject action postfix could drop connection without smtp error message evidence hanging without reply would result different remote smtp client behavior sending 421 reply hanging wietse tue 05 aug 2008 223922 0500 postfix fake mx