Stephen Morris is the CTO of Omey Communications, in Ireland. For the last 20 years, he has worked for some of the world's biggest networking companies on a wide range of software projects, including J2EE/J2SE-based network management systems, billing applications, porting/developing SNMP entities, network device technologies, and GSM mobile networking applications. He holds a master's degree in computer science and has three patents pending in the area of network management. In 2003, Stephen wrote his first book, Network Management, MIBs and MPLS: Principles, Design and Implementation (Prentice Hall PTR, 2003, ISBN 0131011138). He has also written numerous articles on network management and other topics for InformIT and OnJava.com.