Apparatus and method to manage and copy computer files

A network attached storage device, wherein said network attached storage device is capable of communicating with one or more host computers, and wherein said network attached storage device is capable of communicating with one or more data storage and retrieval systems, comprising:

• an information storage device;
• a storage management program capable of communicating with one or more of said one or more data storage and retrieval systems and with said information storage device;
• a first file system driver, wherein said first file system driver is in communication with said information storage device;
• networking software, wherein said networking software is capable of communicating with said one or more host computers;
• a second file system driver, wherein said second file system driver is in communication with said networking software;
• a plurality of first computer files stored on said information storage device;
• a plurality of second computer files;
• wherein one or more of said plurality of first computer files comprises two or more of said plurality of second computer files;
• a first logical block array comprising said plurality of first computer files;
• a second logical block array comprising said plurality of second computer files;
• a first device driver, wherein said first device driver communicates with said first file system driver and with said information storage device;
• a second device driver, wherein said second device driver communicates with said second file system driver and with said first file system driver;
• a first file system, wherein said first file system comprises said first logical block array;
• a second file system, wherein said second file system comprises said second logical block array, and wherein said second file system comprises a Write Once Read Many times file system;
• and
• an operating system.