Hola de nuevo:

An-100b, intento ejecutar la secuencia que dices, pero me dice operacion no permitida (como no se desde que punto hay que ejecutarla, lo he intentado desde varias y siempre me da denegado; pego todos los intentos):

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Venus login: root
warning: cannot change to home directory


BusyBox v1.1.3 (2007.12.03-01:57+0000) Built-in shell (ash)
Enter 'help' for a list of built-in commands.

/ # ln -s /tmp/hdd/volumes/HDD1/ /tmp/hdd/volumes/HDD1[FAT32]/
ln: /tmp/hdd/volumes/HDD1[FAT32]/HDD1: Operation not permitted
/ # cd /usr/local/etc
/usr/local/etc # ln -s /tmp/hdd/volumes/HDD1/ /tmp/hdd/volumes/HDD1[FAT32]/
ln: /tmp/hdd/volumes/HDD1[FAT32]/HDD1: Operation not permitted
/usr/local/etc # cd /usr/local/etc/hdd/volumes
/tmp/hdd/volumes # ln -s /tmp/hdd/volumes/HDD1/ /tmp/hdd/volumes/HDD1[FAT32]/
ln: /tmp/hdd/volumes/HDD1[FAT32]/HDD1: Operation not permitted
/tmp/hdd/volumes # cd /usr/local/etc/hdd/volumes/HDD1[FAT32]
/tmp/hdd/volumes/HDD1[FAT32] # ln -s /tmp/hdd/volumes/HDD1/ /tmp/hdd/volumes/HDD
1[FAT32]/
ln: /tmp/hdd/volumes/HDD1[FAT32]/HDD1: Operation not permitted
/tmp/hdd/volumes/HDD1[FAT32] #
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Bypper, también te comento que he reinicado un montón de veces, y no cambia nada.

Si se os ocurriera algo más....

Gracias.