11.4.2 Enabling Transparent Cloud Tiering After you complete the DNS settings, you can enable the Transparent Cloud Tiering function  in your IBM Spectrum Virtualize system by completing the following steps: 1. Using the IBM Spectrum Virtualize GUI, click  Settings System Transparent Cloud Tiering  and click  Enable Cloud Connection , as shown in Figure 11-65. The Transparent  Cloud Tiering wizard starts and shows the welcome warning.  2. Click  Next  to continue. You must select one of three cloud service providers: –I B M  C l o u d – OpenStack Swift –A m a z o n  S 3 Note:  It is important to implement encryption before enabling cloud connecting.  Encryption protects your data from attacks during the transfer to the external cloud  service. Because the HTTP protocol is used to connect to cloud infrastructure, it is likely  to start transactions by using the internet. For purposes of this publication, encryption is  not  enabled on our system. Figure 11-65 Enabling Cloud Tiering 502  Implementing the IBM Storwize V7000 with IBM Spectrum Virtualize V8.2.1