psping:tldr:fc86c

The psping command is a tool developed by Microsoft that measures network latency and TCP port availability. It is similar to the traditional ping command but with additional features.

The command you provided, psping ${hostname}:${port}, is using the psping tool to test the network connectivity and responsiveness to a specific hostname (or IP address) and port combination.

Here's a breakdown of the command:

• ${hostname}: This is a placeholder that should be replaced with the actual hostname or IP address of the target system you want to test. For example, you might replace it with example.com or 192.168.0.1.
• ${port}: This is another placeholder that should be replaced with the specific port number you wish to test. Ports allow different services or applications to communicate over the network. For example, you might replace it with 80 for HTTP, 443 for HTTPS, or any other port number associated with a specific service.

By running the psping command with a hostname (or IP address) and a port number, you can determine if the target system is reachable and if the specified port is open or blocked by a firewall. The command will provide information about the round-trip time (latency) and whether the TCP port is accessible.

Note: Make sure you have the psping tool installed on your system and that you replace ${hostname} and ${port} with the actual values you want to test.