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.