SDN-R internal part.

Part A)

• Related to SDNR disaggregation: Communication between ES DB Cluster, Control Cluster and WEB Cluster should be secure.
• Using user groups and rules provided via AAF (See SDNC-897)
• Cluster internal communication is part of SDN-C base setup.

 Part B)

   * Integration with AAF
   * Test all interfaces and make sure that they are secure.