RFC 2552 (rfc2552) - Page 2 of 30
Architecture for the Information Brokerage in the ACTS Project GAIA
Alternative Format: Original Text Document
RFC 2552 GAIA April 1999 - search for a particular "product" (information, content or services) that he/she is interested in - locate the product, i.e. find supplier(s) from whom the product is available - order the product from the supplier - receive delivery of the product by digital means All these actions are carried out by the broker in response to requests from the customer. Broker services are accessible to the customer through the unified user interface. The customer system does not have to support all the protocols involved in the trading process. Full specification of the GAIA Architecture is available in the GAIA Standard . The GAIA Standard includes a description of the GAIA Reference Model, GAIA Functional Architecture, GAIA Standard Profiles, and specification of the GAIA interfaces. This memo does not aim to include the whole text of the GAIA Standard, but to present the basic ideas and concepts of this standard. The structure of this memo follows the structure of the GAIA Standard: 1. The GAIA Reference Model provides a common basis for the description and specification of brokerage systems, including the GAIA system. 2. The GAIA Functional Architecture defines functional elements of the GAIA Broker, their roles and relationships. 3. The GAIA Brokerage System Interfaces describes internal and external interfaces of the GAIA brokerage system. 4. The GAIA Standard Profiles specifies mandatory and optional profiles to which brokerage systems may conform. 2. The GAIA Reference Model The Generic Architecture for Information Availability (GAIA) Reference Model outlines the operations and actors involved in finding, ordering, and delivering physical and digital objects and services ("Products") in a global brokered distributed information environment. It provides an overall view of the GAIA environment, and illustrates the respective roles of and relationships between its Blinov, et al.