I need open port cheker and found this:
http://www.pcwintech.com/simple-port-tester
This tool can check UDP port, not only TCP.
New: Run-Command (Dec 2, 2024), Platform 29.5.3 (Jun 27, 2024)
1,100+ portable packages, 1.1 billion downloads
No Ads Nov/Dec!, Please donate today
I need open port cheker and found this:
http://www.pcwintech.com/simple-port-tester
This tool can check UDP port, not only TCP.
there is a portable version at the bottom of the page you gave
http://www.pcwintech.com/simple-port-tester
Wm
I found this solution http://www.eltima.com/rs232-testing-software/
It make the log in a text file and is really simple in use. No additional settings, no hardware needed. And the trial period in 14 days.