Maybe make it all 3's: 3 types of storage (1) Source (2) Network (3) Workspace (handled by UI/DL) 3 types authentication (1) Access to source (2) Access to network (3) Access to workspace (handled by UI/DL) 3 types of connections/requests (1) Execution of source (2) Opening of network (mounting of volume) (3) Joining a session (handled by UI/DL) Jeff -- +----------------------------------+ | J.W. Bizzaro | | | | http://bioinformatics.org/~jeff/ | | | | BIOINFORMATICS.ORG | | The Open Lab | | | | http://bioinformatics.org/ | +----------------------------------+