##until 2023-08-06:
#SUBSYSTEM=="tty", ENV{ID_SERIAL_SHORT}=="015AD417", SYMLINK+="stromzaehler0"
#SUBSYSTEM=="tty", ENV{ID_SERIAL_SHORT}=="XQJ2EJEMADDFYBD3", SYMLINK+="usbwde1"
##since 2023-08-06:
SUBSYSTEM=="tty", ATTRS{serial}=="015AD417", SYMLINK+="stromzaehler0"
SUBSYSTEM=="tty", ATTRS{serial}=="XQJ2EJEMADDFYBD3", SYMLINK+="usbwde1"