TCP Port Usage of HMI and cMT Products

Solution

Many of the features for both the Graphic HMIs and the cMT Series products use Ethernet communication, often with a specified TCP port. Below is a table of the ports used and their respective feature:

HMI Series

TCP Port	Usage
21	Default port for the FTP server, can be changed in System Parameter Settings within EasyBuilder Pro project
443	Communication with EasyAccess 2.0 servers
502	Default port for Modbus TCP/IP Communication
2000	Ethernet Pass-through functionality, can be changed in System Parameter Settings within EasyBuilder Pro project
80, 5800	VNC server (over HTTP and Java)
5900	Port for connecting to VNC server
8000	Communication with Remote HMI, can be changed in System Parameter Settings within EasyBuilder Pro project
8001	EasyDiagnoser communication
8005	Used with EasyPrinter, can be changed in System Parameter Settings under Printer/Backup tab
8010	Communication with Remote HMI, specifically between cMT series and HMI series devices. Can be changed in System Parameter settings under the Model tab
8080	Used for Web Streaming on the P and XL models of the HMI 5000 series
10275	Search for HMI feature
20248	Default port for downloading an EasyBuilder Pro project file over ethernet, including over the open internet with the help of a VPN connection or Port Forwarding. Can be configured in the Download Menu under the Settings… menu

cMT Series

TCP Port	Usage
21	Default port for the FTP server, can be changed in System Parameter Settings within EasyBuilder Pro project
80, 443	Default port for downloading an EasyBuilder Pro project file over ethernet, including over the open internet with the help of a VPN connection or Port Forwarding. Can be configured in the Download Menu under the Settings… menu
443	Communication with EasyAccess 2.0 servers
502	Default port for Modbus TCP/IP Communication
554	Used for RTSP with IP Cameras
2000	Ethernet Pass-through functionality, can be changed in System Parameter Settings within EasyBuilder Pro project
5800	Used for WebView on the cMT-X series
5900	Port for connecting to VNC server
8000	Communication with Remote HMI, can be changed in System Parameter Settings within EasyBuilder Pro project
8001	EasyDiagnoser communication
8002	cMT Diagnoser communication
8005	Used with EasyPrinter, can be changed in System Parameter Settings under Printer/Backup tab
8010	Communication with Remote HMI, specifically between cMT series and HMI series devices. Can be changed in System Parameter settings under the Model tab
8080	Used for Web Streaming on cMT-SVR models
9100	Used with Common Unix Printing System (CUPS) for the cMT-3151
10275	Search for HMI feature
10463	cMT Diagnoser GUI
10763	cMT GUI, cMT Viewer connection, and cMT Diagnoser connection. Affects User Access Control (UAC) and Trend/Event Display objects.