The procedure to perform a multi-version installation in silent mode is the same as for an initial installation in silent mode. Refer to "3.2 Installation in Silent Mode" for details.
However, note that the installation parameters CSV file must be modified to ensure that the parameters listed below are not duplicated with those of the currently-installed Symfoware Server.
ServerInstallPath
Client32InstallPath
Client64InstallPath
WebPortNumber1
WebPortNumber2