Symptom: The last command of cupsaddsmb does not complete successfully. If the cmd = setdriver printername printername result was NT_STATUS_UNSUCCESSFUL, then possibly the printer was not yet recognized by Samba. Did it show up in Network Neighborhood? Did it show up in rpcclient hostname -c `enumprinters' ? Restart smbd (or send a kill -HUP to all processes listed by smbstatus , and try again.