Can anyone help how to setup Ricoh printer so it can print both side (duplex), below is the current setup.

+----------------------------- Printer Definition -----------------------------+
|      Output To: pur1-bc2                          Destination Type: Default  |
|                                                       Printer Type: HP LASER |
|    Description: OPERATIONS-Ricoh-BatchT2              Lines / page: 42       |
|      Max Pages: 0                                    Scroll Output: No       |
|Device Pathname: lp -dinpur001 -s                           Spooler: Yes      |
+------------------------------------------------------------------------------+
+------------------------------ Printer Control -------------------------------+
| Initialize Command:                                                          |
|                                                                              |
|    Initialize Ctrl:                                                          |
|                                                                              |
|    80 Column Start: /027E/027&l1O/027(8U/027(s0p12h12v0s3b3T/027&l2E         |
|                     /027&l66F/027&a6L/027&k2G/027&l1H                        |
|   132 Column Start: /027E/027&l1O/027(0U/027(s0p16.66h8.5v0s0b0T/027&l       |
|                     42P/027&l2E/027&l66F/027&k2G/027&l1H                     |
|         Reset Ctrl:                                                          |
|                                                                              |
|      Reset Command:                                                          |
+------------------------------------------------------------------------------+