Installing and Managing the FTP Publishing Service
IIS 7.0 includes support for the version of File Transfer Protocol (FTP) included with Windows Server 2003, but it is not installed by default. Installation through Server Manager is straightforward. Managing the legacy version of FTP is identical to managing it on Windows Server 2003; with IIS 6.0, open Internet Information Services (IIS) 6.0 Manager from the Administrative Tools folder. However, a new version of the FTP Publishing Service, known as FTP7, is available for download:
You cannot use both versions of the FTP Publishing Service simultaneously. ...