Filed July 22, 1998

Serial No. 75523467

Registered Feb. 7, 2006

Registration No. 3,057,987

Class Electronic testing instruments for the collection of telecommunication data; electronic testing instruments for diagnosis, analysis and optimization of telecommunication networks; software for data management and for diagnosis, analysis and optimization of communications and telecommunication networks; computer hardware for operation, control and communications with communication and telecommunication networks; computer hardware and computer software for managing accounting and billing systems; 021; 023; 026; 036; 038; 100; 101; 102; 100; 101