| Source | Destination | Protocols | Ports | Description |
|---|---|---|---|---|
Parallels Client
HALB
TCP, UDP
TCP, UDP
80, 443
20009
Management and user session connections.
Device Manager shadowing via Firewall (indirect network connection).
RAS Secure Gateway Forwarding mode
TCP, UDP
TCP, UDP
UDP
80, 443
3389
20000
Management and user session connections.
Optional - Used for user session if RDP load balancing is enabled (Standard RDP).
Secure Gateway lookup broadcast.
RAS Secure Gateway Normal mode
TCP, UDP
TCP, UDP
TCP, UDP
UDP
80, 443,
3389
20009
20000
Management and user session connections.
Optional - Used for user session if RDP load balancing is enabled (Standard RDP).
Device Manager shadowing via Firewall (indirect network connection)
Secure Gateway Lookup Broadcast
Session host (VDI, RDS, RemotePC)
TCP, UDP
3389
Used for user session connections in Direct Mode only. RDP connection is always encrypted
Azure Virtual Desktop Services
TCP
UDP
443
3390
Azure Virtual Desktop Gateway connection
Used for user session connections in ShortPath mode only.
Microsoft site
TCP
443
Download Microsoft Remote Desktop (MSRDC) client
Parallels site
TCP
80, 443
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