This book constitutes the thoroughly refereed post-proceedings of the First International IFIP Workshop on Autonomic Communication, WAC 2004, held in Berlin, Germany in October 2004.

The 18 revised full papers presented together with 2 invited papers and 3 panel summaries were carefully reviewed and selected from 45 submissions. The papers are organized in topical sections on network management; models and protocols; network composition; negotiation and deployment; immunity and resilence; and meaning, context, and situated behaviour.