| Rear Port | Description | Patched to |
| Rear 01 | | Hausaufgang I / 00-54 Dose 1G01 Rear |
| Rear 02 | | Hausaufgang I / 00-54 Dose 1G02 Rear |
| Rear 03 | | Hausaufgang I / 00-61 Dose 1G03 Rear |
| Rear 04 | | Hausaufgang I / 00-62 Dose 1G04 Rear |
| Rear 05 | | Hausaufgang I / 00-6 Uplink Rear |
| Rear 06 | | Hausaufgang I / 00-63 Dose 1G06 Rear |
| Rear 07 | | Hausaufgang I / 00-64 Dose 1G07 Rear |
| Rear 08 | | Hausaufgang I / 00-64 Dose 1G08 Rear |
| Rear 09 | | Hausaufgang I / 00-71 Dose 1G09 Rear |
| Rear 10 | | Hausaufgang I / 00-7 Uplink Rear |
| Rear 11 | | Hausaufgang I / 00-72 Dose 1G11 Rear |
| Rear 12 | | Hausaufgang I / KG-41 Dose 1G12 Rear |
| Rear 13 | | Hausaufgang I / KG-1 Uplink Rear |
| Rear 14 | | Hausaufgang I / KG-12 Dose 1G14 Rear |
| Rear 15 | | Hausaufgang I / KG-2 Uplink Rear |
| Rear 16 | | Hausaufgang I / KG-22 Dose 1G16 Rear |
| Rear 17 | | Hausaufgang I / KG-31 Dose 1G17 Rear |
| Rear 18 | | Hausaufgang I / KG-3 Uplink Rear |
| Rear 19 | | Hausaufgang I / KG-33 Dose 1G19 Rear |
| Rear 20 | | Hausaufgang I / KG-34 Dose 1G20 Rear |
| Rear 21 | | I-Br-Club/K/1 / Rear 1 |
| Rear 22 | | |
| Rear 23 | | |
| Rear 24 | | |