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From: Nikolay Denev <ndenev@gmail.com>
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Date: Wed, 25 Jul 2012 16:04:03 +0300
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To: m s <mah.s.369@gmail.com>
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Cc: freebsd-net@freebsd.org
Subject: Re: Enable/Disable flow control in FreeBSD
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On Jul 25, 2012, at 11:47 AM, m s wrote:

> Hi all. I want to disbale flow control on network interfaces.I must do =
a
> test and I can't because flow control in enable.Is it enable as =
default?How
> I can disable it?
> Thanks
> _______________________________________________
> freebsd-net@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-net
> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"

It depends on whether the driver supports it.
The drivers that support it can control it with the ifconfig(8) media =
options.
You can try "ifconfig -m $your_interface" to see if there are any =
mediaopts regarding flow control.