--- title: Add an Interface Alias slug: litmusedge/product-features/system/info/add-interface-alias description: You can add an alias for Linux serial interfaces that are connected to your network from the Serial Interfaces section. docTags: createdAt: 2022-09-26T20:07:17.000Z --- You can add an alias for Linux serial interfaces that are connected to your network by navigating to **System **>** Info** from the *Serial Interfaces* section. ![](https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/dheBDanbmokmaE6udroZp_image.png "The Serial Interfaces section") Linux serial devices assign a random file address upon connection or disconnection and can cause an issue when the system reboots. :::hint{type="info"} **Example random file addresses**: `/dev/ttyUSB0`, `/dev/ttyUSB1`, or `/dev/ttyS0`. ::: The \<`/dev/ttyUSB#`> file address is used when dialing out through a port. The \<`/dev/ttyS#`> file address is used whenever the port is used for dialing in. :::hint{type="info"} **Notes**: - You can use alpha-numeric characters for the alias (A-Z, a-z, 0-9). - The *Symlink *is read only. You cannot add an alias if no symlink is present. - *Path *information is run by serial number. - Added *Alias *information is run by alias. - You can copy an alias to use with DeviceHub drivers. ::: # Add a Serial Interface Alias **To add a serial interface alias:** 1. Navigate to **System***. * The *Info *pane appears. 2. From the *Serial Interfaces* section, click the **Action menu **next to a serial interface and select **Set Alias**. 3. From the *Create Interface Alias* dialog box, enter an alias name in the** Interface Alias** field. 4. Click **Create Alias**.