Try editing trio.xml and changing:

<rmi create-registry="true"/>

to:

<rmi create-registry="true" host-name="192.168.0.100"/>

This should work with "http://192.168.0.100:8090/trio-applet.htm". Also, make sure you don't have a Strio-0.1.4.jar in your lib directory (delete it if it's there).

Cheers
Paul