# 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. |                                                      |