anchor.diff:  For more information, see <a href="../../cf-cli/v7.html">Upgrading to cf CLI v7 (Beta)</a>. 
   </div>
   
  -This topic describes how developers use beta Cloud Foundry Command Line Interface (cf CLI) commands to push their apps using a rolling deployment. 
  +This topic describes how developers use beta Cloud Foundry Command Line Interface (cf CLI) commands or the Cloud Controller API (CAPI) to push their apps using a rolling deployment. 
   
   For information about the traditional method for addressing app downtime while pushing app updates, see [Using Blue-Green Deployment to Reduce Downtime and Risk](./blue-green.html).   
   
   
   ## <a id="prerequisites"></a> Prerequisites
   
  -The procedures in this topic require the following:
  +The procedures in this topic require one of the following:
   
   * **cf CLI v7**: 
   	* You must have the cf CLI v7. While in beta, cf CLI v7 is only tested against the latest CAPI release candidate.
  
positive.code: 	* You must have cf CLI v6.40 or later. 
  	* The rolling deployment feature must be enabled for your installation.
  		* <%= vars.zdt_enable %>
  
  
  ## <a id="commands"></a> Commands
  
negative.code: 	```
  	cf v3-cancel-zdt-push APP-NAME
  	```
  
  * **CAPI v3**:
    
      ```bash
      cf curl /v3/deployments/APP-GUID/actions/cancel" \
      -X POST
      ```
  
  This reverts the app to its state from before the deployment started by doing the following:
  
  