David Bar-On

Hi @lbsou, thanks for testing and finding this issue. Actually, setting the keepalive only on the client side was intentional, as the client is initiating the control stream, but I...

Functionality seems to be ok. The reason for this behavior is that the iperf3 client is responsible to end the test. At the end of the test the client notifies...

Do you know whether SCTP is supported on the server and client machines? In general, the `--sctp` option is not available when SCTP is not supported. The issue you see...

From searching the internet, the following may help: 1. Run [checksctp](https://www.commandlinux.com/man-page/man1/checksctp.1.html) to check whether the kernel supports sctp. 2. SCTP module may have to be added to ` /etc/modules-load.d/modules.conf`. See...

I tried the test on Windows 11 and the file transfer work o.k. Does iperf3 report that the transfer was successful (and the number of bytes transferred is about the...

Can you please add some more info: 1. What is the Client and Server iperf3 versions? Can you send the output of `iperf3 -v` (which also includes the version number)?...

For the client you are using version 3.1.3 which is very old and may be the reason for the issue. E.g see the fix by PR #588 that was done...

1. You can use the `--repeating-payload` to send per-defined patter - the sent packet will include repeated "01234567890123456789012...". However, if you need to store the sent data in a file...

@chandusurisetty, note that this is an **iperf3** forum/issue, **not iperf2 (iperf)** that you are using. As far as I understand (but I am not 100% sure), iperf2 support only sending...

The issue is caused because printing the CPU Utilization is currently limited to the Sender only (although probably it had to be limited to the Client only). The fix to...