Buffalo Technology TeraStation Pro II TS-HTGL/R5 - Manual (Page 43)

Advanced Settings
Shared Folders (Service Setup)
To allow FTP Access to TeraStation, choose Enable. for. FTP Server. To enable legacy AppleTalk
support, choose Enable.for.AppleTalk Protocol. FTP access will not be available if AD is in use.
FTP Server Info: Enabling the FTP Server will allow users to connect to shares via FTP protocol.
Their username and password is used for their login credentials, and they will only have access to
shares that have read-only or writeable access to on the TeraStation. The network administrator
of your network may need to enable traffic on port 21 to the TeraStation for FTP to work over the
Internet.
Click the Apply button to set up these services.