[tor-talk] WebRTC via Tor

[mirimir]

On 06/10/2013 04:56 AM, David Huerta wrote:

> Hey all,
> 
> I've been experimenting with using WebRTC in a browser using Tor with
> Twilio to see if it's not totally impossible to do voice communication
> in a way that anonymizes location (source IP). The problem is that
> Twilio WebRTC requires UDP connections over ports 10,000 to 60,000 and
> at least from my research (correct me if I'm wrong), Tor doesn't do
> onion routing for UDP traffic. As an alternative to WebRTC, there does
> seem to be a Twilio Client Flash option* which is TCP-only, but eww
> Flash. Any ideas on how to shoehorn UDP traffic into Tor-friendly TCP or
> do something else that would produce basically the same effect?
> 
> *
> http://www.twilio.com/help/faq/twilio-client/what-are-the-minimum-system-requirements-for-twilio-client

I don't know Twilio, but Mumble works well, with voice data as UDP,
using OpenVPN through Tor in TCP mode. Although latency may be as much
as 1-2 seconds, voice quality is high, with negligible choppiness.