| LInk | Proto | Notes |
| UI-1 | REST | Get/Set user things, initiate workflows, etc. |
| UI-2 | POSIX | Inject a new master into the system |
| UI-3 | AD | User authentication |
| M-1 | POSIX | Inject a new master into the system |
| M-2 | REST | Get/set user things, initiate workflows, etc. |
| M-3 | REST | Access control queries |
| DE-1 | ? | Will depend on what the external system is wanting |
| DE-2 | REST | Query the storage manger to retrieve metadata for external systems |
| DE-3 | REST | Access control queries |
| SM-1 | POSIX | Manage file storage |
| SM-2 | REST | Inform the workflow manager that a user has initiated a workflow, etc. |
| SM-3 | DB | Storage for metadata, configuration, etc. |
| SM-4 | ? |
|
| SM-5 | REST | Access control queries |
| WE-1 | REST | Activate an MGM and send all data required for processing |
| WE-2 | ? |
|
| WE-3 | REST | Send validated MGM output, update status, etc. |
| MA-1 | App specific | Send data to tool as well as other info |
| MA-2 | POSIX | Read input file content and (possibly) inject new intermediate file content |
| MA-3 | REST | Send the results (including metdata [inline] and files [link]) with logs and other info |
| MA-4 | REST | Request file location information for input files |
| MT-1 | App specific | Send the results of the computation to the adapter |
