Usually, you require access over SSH to do so. When you need access to a computer or network console, you can refer to serial console applications.

How to Connect to Serial Consoles on Linux You will have read/write access to the serial converter device after finishing this operation. However, the system checks group membership information during the first login step in graphical sessions and then provides it to all running processes.Īs a result, you must log out of the current graphical session and then log back in or restart your machine for the modifications to take effect. The group membership procedure is now complete. To begin, use the id command to determine which groups your user belongs to: idĪdd your user to the group using the adduser or usermod command: # For Fedora You can utilize the first technique for convenience. To solve this problem, you must either make the current user a member of the dialout group or edit the udev rule files on your system. If you're currently logged in as a regular user, who isn't a member of the dialout group, you cannot read and write to the USB serial converter.

The rest of the users do not have any read and write rights on the file.

The group owner of the file is the dialout group and users included in this group also have read and write permissions.

The file owner is the root user and the user has read and write privileges.

The letter c at the beginning of the line denotes that this is a character-based device.

On examining the above output, you can tell:

The default access privileges of mounted USB converter device files are usually as follows: ls -l /dev/ttyUSB0Ĭrw-rw - 1 root dialout 188, 46 Jul 17 15:34 /dev/ttyUSB0

Ip over serial in linux