Choose the user registry model on Linux in a clustered environment

1. Choose the stand-alone LDAP user registry on Linux
   
2. Configure the default federated repository on Linux
   
3. Linux cluster: Adapt the attribute configuration
   
4. Configure Portal to use dynamic groups
   
5. Enable referrals for the LDAP user registry
   

Parent: Configure WebSphere Portal to use a user registry on Linux in a clustered environment