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Ralf Wolter is a senior manager, consulting engineering at Cisco Systems. He leads the Core Networking and NMS/OSS consulting team for Europe and works closely with corporate engineering as well as supporting large customer projects. His special field of interest is device instrumentation, related to Accounting and Performance Management. Ralf joined Cisco in 1996 as a systems engineer and he has provided technical leadership for many large network management projects in Europe, Middle East, and Africa. Prior to his current position, he was working as a Networking Consultant at AT&T/NCR, focusing on the design and management of data networks.