CLIENT-SERVER SOFTWARE FOR MANAGING MULTIPLE-TIER COMPUTER NETWORKS; COMPUTER SOFTWARE, NAMELY, SOFTWARE FOR MANAGING AND PROVIDING ACCESS TO DATABASES AND FILES OVER GLOBAL AND LOCAL COMPUTER NETWORKS; SOFTWARE FOR USE OVER NETWORKS, NAMELY, COMMUNICATIONS SOFTWARE FOR TRANSMITTING DATA AND MULTIMEDIA INFORMATION OVER GLOBAL AND LOCAL COMPUTER NETWORKS; SOFTWARE FOR USE OVER NETWORKS, NAMELY, NETWORK MANAGEMENT SOFTWARE, DATA DELIVERY SOFTWARE, NETWORK UTILITY SOFTWARE, AND COMMUNICATIONS SO...