This book constitutes the refereed proceedings of the 11th IFIP/IEEE International Workshop on Distributed Systems: Operations and Management, DSOM 2000, held in Austin, TX, USA in December 2000. The 21 revised full papers presented were carefully reviewed and selected from a total of 65 submissions. The book is divided into topical sections on architectures for internet management, fault management of services and networks, inter-domain management, event handling for management services, QoS management, and management architectures.