| DB-9 | DB-25 | Name | 8P8C | Dir | Color |
|---|---|---|---|---|---|
| 1 | DCD | 8 (бел) | in | black | |
| 2 | RXD | 6 (желт) | in | brown | |
| 3 | TXD | 3 (черн) | out | red | |
| 4 | DTR | 2 (ор) | out | orange | |
| 5 | GND | 5 (зел) | pow | yellow | |
| 6 | DSR | 1 (син) | in | green | |
| 7 | RTS | 4 (крас) | out | blue | |
| 8 | CTS | 7 (кор) | in | purple | |
| 9 | RI | in | white |
Cisco cable
| Name | 8P8C | Color | DB-9f |
|---|---|---|---|
| CTS | 1 | Black | 8 |
| DSR | 2 | Brown | 6 |
| RXD | 3 | Red | 2 |
| GND | 4 | Orange | 5 |
| GND | 5 | Yellow | 5 |
| TXD | 6 | Green | 3 |
| DTR | 7 | Blue | 4 |
| RTS | 8 | Gray | 7 |