Common to all EJBs:
1. ejb-jar.xml -> General -> Enterprise Beans -> <EJB> -> Enterprise Bean Implementation and Interfaces - remove interfaces checkboxes (not possible to remove particular interface from EJB) - remove 'Move Class' and 'Rename Class' buttons (should be self-explaining)
2. ejb-jar-xml -> General -> Enterprise Beans -> <EJB> -> Bean Environment -> Enterprise Bean References - remove 'Add' and 'Edit' button (not possible to 'Call EJB' from visual editor)
3. ejb-jar-xml -> CMP Relationships - remove 'Add' and 'Edit' button (not possible to add relationship)
Specific to CMP:
4. ejb-jar-xml -> General -> Enterprise Beans -> <EJB> - remove 'CMP Fields' (not possible to add, edit, remove CMP fields) - remove 'CMP Finder Methods' (not possible to add, edit, remove CMP finder methods) - remove 'CMP Select Methods' (not possible to add, edit, remove CMP select methods)