> What can be the reason?
>
> My (Delphi, Windows) application uses events.
> I have 5 Firebirdservers to test with, 3 on the local net and two on
> the internet, both behind firewalls.
> Databaseconnections run fine on all of them.
>
> When trying to register interest in events, it works on 4. It does not
> work on a W2Kserver, FB-CS, via internet and behind a firewall.
>
> - Ordinary databaseconnections work ok.
> - upgraded from FB1.5.1 to 1.5.2 - problem still there
> - set RemoteAuxport in conf - problem still there
>
> Its not only that the event-registration does not work. The
> client-program locks up AND the server won't accept any new connections.
> Existing connections remain intact. Client lockup occurs with various
> clientlibraries and various database connection compionents, like
> FIBPlus, IBX, Zeos etc.
>
> What might be the cause of this? Anyone any idea?

Perhaps two network cards in one PC ?

Ivan