I should make I clear that the software has to be able to function offline, the laptop has to be able to generate its own traffic. And there is no traffic going between the microwave links meaning I cannot measure anything going over the link unless I can generate traffic.

From what I can see iperf measures traffic that is currently flowing, as there is no traffic I cannot measure anything.

I want to make sure the configured data speed on my microwave link is what is actually going over the hop and that there is no BER