Jul 26, 2020
Again, if you want to use PowerShell cmdlet Test-NetConnection in an if statement to test if a device has port 80 open you can use the -InformationLevel Quiet parameter/value to give you a simple true/false result from the test.. PS51> Test-NetConnection www.google.com -port 80 -InformationLevel Quiet. If you’d like an advanced example of using these cmdlets, I highly encourage you to check Open Port Check Tool - Open Port Open port check tool can check the state of a TCP port. This can be done by sending a packet using the IPv4 (IP version 4) protocol. An example can be your web browser on the client-side and a web server as the remote server. Test-NetConnection Specifies the TCP port number on the remote computer. The cmdlet uses this port number to test connectivity to the remote computer.
Specifies the TCP port number on the remote computer. The cmdlet uses this port number to test connectivity to the remote computer.
Topic: Checking a remote udp port | PowerShell.org
Test-NetConnection -ComputerName COMPUTER_NAME -Port PORT_NUMBER. Replace the COMPUTER_NAME portion with the actual remote PC name or IP address. Specify the port you need to connect to instead of the PORT_NUMBER portion. For example, let's test the connection to the DNS port (53) of the public Google DNS server (18.104.22.168).
Oct 31, 2017 How to check UDP port status open or not. - Open Port