To provide support for multiple back-end communication interface, we need an object that will handle multiple queries (client-side) to all the participating online backends and implements the import/export functions for "FE-to-BE" communication. This client will provide an API for spreading queries across multiple BEs and queries through "proxy" FEs (i.e., querying the available CAs from FEs via the ('sync') interface.
To provide support for multiple back-end communication interface, we need an object that will handle multiple queries (client-side) to all the participating online backends and implements the import/export functions for "FE-to-BE" communication. This client will provide an API for spreading queries across multiple BEs and queries through "proxy" FEs (i.e., querying the available CAs from FEs via the ('sync') interface.