> For the complete documentation index, see [llms.txt](https://docs.jtokenapp.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.jtokenapp.com/router-ex2/configuration/advance-setting/dtu-setting.md).

# DTU Setting

### DTU Setting

In this section, it allows the user to set the DTU by yourself. Please check below details:

![](/files/ZhmDoiGaCavHEeYeRZyv)

### Explanation

| Item             | Description                        |
| ---------------- | ---------------------------------- |
| Enable           | Check the checkbox to enable       |
| Mode             | TCP Client                         |
| IP               | IP address of target server        |
| Port             | Port of target server              |
| Device           | Serial port, /dev/ttyS0 by default |
| Baud rate        | Select corresponding baud rate     |
| Parity           | Current status of parity           |
| Stop Bit         | Current stop bit situation         |
| Data Bit         | Length of data bit                 |
| Heartbeat Packet | Enable or disable heartbeat        |


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