9 COMMUNICATION SYSTEMS, NAMELY COMPUTER HARDWARE, AND COMPUTER SOFTWARE THAT EXPANDS THE CARRYING CAPACITY OF METROPOLITAN OPTICAL ACCESS NETWORKS; COMPUTER SOFTWARE FOR USE BY TELECOMMUNICATIONS SERVICE PROVIDERS TO DELIVER WIDE-BAND AND BROADBAND SERVICES; COMPUTER SOFTWARE FOR USE BY TELECOMMUNICATION SERVICE PROVIDERS FOR USE IN FAULT DETECTION, CONFIGURATION MANAGEMENT, WAVELENGTH MANAGEMENT, COORDINATED MULTIFUNCTION AND WAVELENGTH MANAGEMENT, PERFORMANCE ESTIMATION, AND RESOURCE ALLOCATION