New version of Red5 plugin avialble from here
New and Changed Features
New user Interface for Red5phone. Many thanks to community member Naoki for doing this
New "login" and "register" methods in Red5phone to allow login without SIP registration
Partial Support for Spark plugin on Apple Mac. Need confirmation
Fixed hangup error with publish(null) error. Thanks again Chris
Changed default http-bind port to 7070.