Primary Health Care strategy aims to give individuals, families and the Community, universal access to essencial health assistance at low-cost and with community participation. In the inicial contacts between individuals and the health system, primary care is offered by the "Community Health Agent". His function in the primary Health system is to make the basic health services dynamic functioning as the "link" between the Community and the primary health care system. This study was conduct to learn what the Community Knows about the "Community Health Agent" and about their work in the Community and in the Health Center. After six years of experience with a primary Health Care System in Brasilia, in the Paranoá Vila, only 21 % (42) of the families know about the Community Health Agents work. (The results of this study indicate a need to rethink the agent's role and methods of work and training