This article describes the list of ports used by On-Prem Analytics
Web Server Ports (for traffic from Client Browsers to Analytics Web Server GUI - all ports can be customized):
Syslog Port (Customizable -for firewall to establish connection with Syslog server for reporting)
AppFlow Ports (required to be open, for SonicWall firewall to send AppFlow (Needful/IPFIX)packets to Analytics for reporting)
Databases (whichever is used in the setup - these are internal ports, for Analytics Servers to communicate with the DB):
API Ports: