Apart from your Broadband Username and password of your DSL Broadband connections there are a few ISP specific settings that one should know for configuring the modem.The setting Encapsulation mode is LLC/SNAP for all of the following.
| Service provider | VPI | VCI |
| BSNL | 0 | 35 |
| Airtel | 1 | 32 |
| MTNL | 0 | 32 |
| Tata Indicom | 0 | 32 |
| Reliance | 0 | 35 |