| Notification | Meaning |
| No Notify | No notable events have happened. |
| Client Connected | Client connected to server. |
| Client Data | Client modified a control. |
| Client Disconnected | Client disconnected from server. |
| Got Pinged | Client pinged server and server pinged back. |
| Got Ping Reply | Server pinged client and client pinged server back. |
| Got Ack | Client acknowledged receipt of message. |
| Got Profile Request | Client asked how to lay out controls and server replied. |