HEY THIS APP STOPPED WORKING on OSX 10.10 (Yosemite)
This relied on the /sbin/ipfw command which Apple removed and replaced with something else. So it will do nothing. Look at console app and you'll see permission denied (because the command does not exist anymore).
The fastest way I found for now to quickly limit upload (for all ports) is to use Network Link conditioner (part of XCode's IO Hardware tools).
See this example here.
Bandwidth shaping for OLD MACS ONLY
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Entonnoir
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Requirements:
Intel or PowerPC.
Mac OS X 10.4 or higher.
Intel or PowerPC.
Mac OS X 10.4 or higher.
Do your colleagues complain about you eating up all the bandwidth?
Well, you are about to earn their respect back.
Entonnoir allows you to limit the upload and download speed on a system scale for any port.
Just enable or disable it with a simple click.
And best of all it's FREE.