> Wouldn't it be nice to know who canceled the connection when you get an
> 10054 errro?

If you use Interbase/Firebird on Windows than there is a tool available
called "IB Connection Service". This tool logs host name and IP-address of
the client machine into "interbase.log".
http://ib.demo.ru/Download/ibconsvc2.zip

Best Regards
Thomas Steinmaurer