| Source | Destination | Protocols | Ports | Description |
|---|---|---|---|---|
Web browser (HTML5) and Let's Encrypt service
RAS Web Admin Service [RAS Management Portal]
TCP
20443
Admin access to HTML5 based Management Portal of RAS environment
HALB
TCP
80, 443
End-user access to Parallels RAS Web Client (on Secure Gateway in Normal mode) through the HALB Note: Ports 80 and 443 must be open for incoming requests when using Let's Encrypt.
RAS Secure Gateway
TCP
80, 443
End-user access to Parallels RAS Web Client (on Secure Gateway in Normal mode) Note: Ports 80 and 443 must be open for incoming requests when using Let's Encrypt.