| E | M | S | T |
| ErrAccessViolation | ErrFileNotFound | ErrOptionNegotiationFailed |
| ErrAllocationExceeded | ErrIllegalOperation | ErrUndefined |
| ErrFileAlreadyExists | ErrNoSuchUser | ErrUnknownTransferID |
| MakeActPkt |
| sBlockSize | SendError | sTransferSize |
| tfNetAscii | TFTP_DATA | TFTP_RRQ |
| tfOctet | TFTP_ERROR | TFTP_WRQ |
| TFTP_ACK | TFTP_OACK | TIdTFTPMode |
| CT Web help |
| CodeTyphon Studio |