The table below describes the different types of user file that are associated with Rumba AS/400 File Transfer and which are stored in the user’s private directory:
| File name | Description | 
|---|---|
| .btf | Batch transfer profile for multiple file transfers | 
| .fdf | File description file (required when sending database files from the PC to the AS/400) | 
| .rto | Transfer profile for a single file transfer | 
| .tfr | PC Support/Client Access file transfer profile (upload) | 
| .tto | PC Support/Client Access file transfer profile (download) |