A Management Interface web service client (VPManagementClient) is located in the Support/WebServices/VPManagementClient folder on the Experience Portal installation DVD or in the $AVAYA_ HOME/Support/WebServices/VPManagementClient folder on the Primary EPM. You can use this client for invoking any of the web services including uploading of the files.
The command ./VPManagementClient.sh from this folder displays the information on how to use the client and the various web service methods supported. The command VPManagementClient.sh –help also includes examples for the various web service methods. The help also provides information on how to pass parameters when updating an application.