In redhat el5 ,
GHD Purple Butterfly 2011, the way to reg code wharf ttyS0,
GHD Green Straighteners, forever reported permisson denied,
GHD Straighteners NZ, that / dev/ttyS0 the file permissions are 0660 ,
GHD MK4 Gold Straighteners, 0666 tin be modified ,
GHD Straighteners, merely the system ambition automatically restart and then into 0660 ,
GHD Hair Straightener, where to change?
google an answer :
/ etc/udev/rules.d/50-udev.rules
26 KERNEL ==