The length of the lookahead window, , should be as large as possible while maintaining the required accuracy. The total error is also a function of the chain of messages which lead to the state in question. Thus the farther ahead of real-time the predictive network management system advances, , the greater the number of messages before a verification query can be made and the greater the error. The maximum error is .

Thu Feb 27 15:34:42 CST 1997