When a JAX-WS dynamic port is added via addPort(...), it should be scoped to the instance of the service that created it. Currently dynamic ports are scoped in the runtime by (PortQName, Binding ID, Endpoint Address) across all services on a given configuration context. That means that different services will share the same dynamic ports based only on (PortQName, Binding ID, Endpoint Address), even if those services are entirely different (i.e. different service QNames).
A flag needs to be provided to revert the behavior to share the dynamic ports across services.