I run this demo: http://docs.jboss.org/ejb3/docs/tutorial/1.0.7/html/Caching_EJB3_Entities.html
in jboss 6 and it fails:

Caused by: org.hibernate.HibernateException: could not instantiate RegionFactory [org.hibernate.cache.jbc2.JndiMultiplexedJBossCacheRegionFactory]
at org.hibernate.cfg.SettingsFactory.createRegionFactory(SettingsFactory.java:423) [:3.6.0.Final]
at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:280) [:3.6.0.Final]
at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2833) [:3.6.0.Final]
at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2829) [:3.6.0.Final]
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1840) [:3.6.0.Final]
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:902) [:3.6.0.Final]
... 78 more
Caused by: java.lang.ClassNotFoundException: org.hibernate.cache.jbc2.JndiMultiplexedJBossCacheRegionFactory from BaseClassLoader@a63599

{vfs:///C:/Users/llitera rver/default/conf/jboss-service.xml}

at org.jboss.classloader.spi.base.BaseClassLoader.loadClass(BaseClassLoader.java:480) [jboss-classloader.jar:2.2.0.GA]
at java.lang.ClassLoader.loadClass(ClassLoader.java:248) [:1.6.0_22]
at java.lang.Class.forName0(Native Method) [:1.6.0_22]
at java.lang.Class.forName(Class.java:169) [:1.6.0_22]
at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192) [:3.6.0.Final]
at org.hibernate.cfg.SettingsFactory.createRegionFactory(SettingsFactory.java:409) [:3.6.0.Final]
... 83 more

please update the demo to work in current jboss, thanks