If you've got it working can you share how you did?Specifically are you using jndi.properties and if so what's in that and what does you Point to Point setup in JMeter look like?
I'm having a tough time getting this working with ClassCastExceptions
2009/09/13 21:35:43 ERROR - jmeter.threads.JMeterThread: Test failed! java.lang.ClassCastException: org.apache.activemq.jndi.ReadOnlyContextcannot be cast to javax.jms.Queue