# RAS RD Session Host Agent

| Source                    | Destination             | Protocols | Ports | Description                                                                 |
| ------------------------- | ----------------------- | --------- | ----- | --------------------------------------------------------------------------- |
| RAS RD Session Host Agent | RAS Connection Broker   | TCP, UDP  | 20003 | Used for communications with RAS Connection Brokers.                        |
|                           | Localhost               | TCP       | 30005 | For internal commands (memshell, printer redirector).                       |
|                           | FSlogix                 | TCP       | 443   | Download FSlogix installer                                                  |
|                           | RAS Performance Monitor | TCP       | 8086  | Agent (Telegraf service) sends collected performance data to InfluxDB.      |
|                           | RAS Enrollment Server   | TCP       | 30030 | RAS RD Session Host Agent (PrlsSCDriver) connects to get logon credentials. |