Verify that your environment meets the system requirements for the access nodes. The access node must use one of the following versions of Window Server or Linux:
The Windows access nodes are preferred if there are millions of rows of data involved.
Red Hat Enterprise Linux 7
Note: If you have network configuration enabled on the access nodes, before you deploy the Linux proxy, configure a firewall on the cloud proxy and on-premises. For more information, see Configuring a Firewall to Install the Virtual Server Agent on a Cloud VM or Instance.