If your verified server list operates on a non-standard port to evade firewall blocks, append the -p flag: netperf -H -p 9999 -t TCP_STREAM Use code with caution. Summary Checklist for Network Engineers
Are you testing a or a wide-area internet connection (WAN) ?
: The client command-line utility used to initiate the test and measure metrics.
: If the default port doesn't work, the administrator may have moved it to a higher range (like 50000) or used a multi-thread configuration.
One of the most valuable resources is the platform. This public repository hosts countless benchmark results from testers worldwide. Many results include detailed netperf outputs, which list the IP address of the server used in the test.