//FRITZ-NAS/myBox/SanDisk-Cruzer /mnt/fritz_box cifs defaults,noauto,nofail,credentials=/root/fritzCreds 0 0

smbclient -N "//FRITZ-NAS/myBox/SanDisk-Cruzer" -A fritzCreds  -c ls

mount.cifs -vvv //FRITZ-NAS/myBox /mnt/fritz_box -o"credentials=/root/fritzCreds"

domain=WORKGROUP
mount.cifs kernel mount options: ip=192.168.178.1,unc=\FRITZ-NASmyBox,user=myUser,,domain=WORKGROUP,pass=********
Retrying with upper case share name
mount.cifs kernel mount options: ip=192.168.178.1,unc=\FRITZ-NASMYBOX,user=myUser,,domain=WORKGROUP,pass=********
mount error(6): No such device or address
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs)

mount.cifs -vvv //FRITZ-NAS/myBox /mnt/fritz_box

Password for root@//FRITZ-NAS/myBox