Patent ID: 6321337
Filing Date: 2001-11-20
Classification: G06F,H04L

Abstract:
A system for allowing limited communication between an external computing environment and an internal computing environment, the system comprising:a first processing entity for receiving an external message from the external environment, the external message containing content represented in one or more external environment protocols, for converting the external message to a simplified message by mapping all or part of the external message content into a simplified representation of the content in accordance with a simplified protocol, the simplified protocol defining a simplified representation for only some content which may be contained in a message represented in the one or more external environment protocols, and for transmitting the simplified message;a second processing entity for receiving the simplified message transmitted by the first processing entity, for converting the simplified message to an internal message by mapping the simplified representation of the content into an internal representation of the content in accordance with one or more internal environment protocols, and for transmitting the internal message to an application operating on the internal computing environment; anda communication channel between the first and second processing entities for transferring the simplified message.