Re: [Iperf-users] Odd issue with broadcast under Linux

[Matthew C. <Mat...@re...>]

It looks like that never would have worked - the SO_BROADCAST flag is 
never set on the socket.

How do I submit patches?

On 08/30/2012 08:52 AM, Matthew Caron wrote:
> Hello folks,
>
> I'm trying to test broadcast rate limiting through a managed switch.
> Asking the internet suggests that just doing a UDP send to a broadcast
> address should work. So, I did the following:
>
> Server (10.42.42.1/24): iperf -s -u
> Client (10.42.42.2/24): iperf -u -c 10.42.42.255
>
> However, the result I get on the client is:
>
> connect failed: Permission denied
>
> `sudo`-ing doesn't help, so it's not an "only root can send broadcast"
> issue.
>
> iperf version is:
>
> iperf version 2.0.4 (7 Apr 2008) pthreads
>
>
> Both machines are Ubuntu 10.04.
>
> I've also tried it on Ubuntu 12.04 (iperf version 2.0.5 (08 Jul 2010)
> pthreads), with the same result.
>
> Any suggestions?
>
>

-- 
Matthew Caron, Software Build Engineer
Sixnet, a Red Lion business | www.sixnet.com
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