Forget to add that if it's an NTFS external device and you get an error like "utf8 is not an allowed option", it's a known bug and should have been fix with latest upadate of hal :
https://launchpad.net/bugs/78142 -- Cannot automount External drive in GNOME https://launchpad.net/bugs/76145 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
