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Main Page > TRB Gateways > TRB255 > TRB255 Manual > TRB255 WebUI > TRB255 System section > TRB255 CLI
The information in this page is updated in accordance with firmware version TRB2_R_00.07.03.4.
The CLI or Command-line interface functionality allows you to enter and execute Linux commands within the device. This manual page provides an overview of the CLI page in TRB255 devices.
If you're having trouble finding this page or some of the parameters described here on your device's WebUI, you should turn on "Advanced WebUI" mode. You can do that by clicking the "Basic" button under "Mode", which is located at the top-right corner of the WebUI.
The RutOS CLI is a console interface similar to the Linux Terminal program. Use the following credentials to log in:
- Username: root
- Password: device's password
If the login was successful, you should be greeted with a window similar to this: