SharePoint 2016 and 2019 Ports
http://sharepoint2016server.blogspot.com/2016/10/sharepoint-2016-ports-list.html SharePoint 2019: Distributed Cache : TCP Port 22233, 22236 : UDP Port N/A : Protocols ICMP Type 0 (ping) People Picker : TCP Port 53, 88, 135, 137–139, 389, 445, 636, 749, 750, 3268, 3269 : UDP Port N/A 53, 88, 137–139, 389, 445, 749 : UDP Port N/A : Protocols N/A Sandbox Service : TCP Port 32846 : UDP Port N/A : protocols N/A Search Crawler : TCP Port Web Application Ports Used (e.g., 80, 443) : UDP Port N/A : Protocols N/A Search Index : TCP Ports 16500–16519 : UDP Port N/A : Protocols N/A Service Applications : TCP Port 32843, 32844 : UDP Port N/A : Protocols N/A SQL Server : TCP Port 1433 (default) : UDP Port 1434 (default) : Protocols N/A WCF Services : TCP Port 808 : UDP Port N/A : Protocols N/A User Profile Service : TCP Port 53, 88, 389, 5725, 1025–5000, 49152–65536 : UDP Port 53, 88, 389, 464 : Protocols N/A SMTP : TCP Port 25 (default), 587 (TLS default) : UDP Port N/A : Protocols