Re: [pntaw] More on draft-hutton-rtcweb-nat-firewall-considerations

Oleg Moskalenko <mom040267@gmail.com> Tue, 24 September 2013 15:04 UTC

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Date: Tue, 24 Sep 2013 08:04:38 -0700
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From: Oleg Moskalenko <mom040267@gmail.com>
To: Simon Perreault <simon.perreault@viagenie.ca>
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Cc: Melinda Shore <melinda.shore@gmail.com>, "pntaw@ietf.org" <pntaw@ietf.org>, "Tirumaleswar Reddy \(tireddy\)" <tireddy@cisco.com>
Subject: Re: [pntaw] More on draft-hutton-rtcweb-nat-firewall-considerations
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On Tue, Sep 24, 2013 at 7:55 AM, Simon Perreault <
simon.perreault@viagenie.ca> wrote:

> Le 2013-09-24 16:37, Oleg Moskalenko a écrit :
>
> The problem is practical. Our free STUN service is configured to not
> require auth for STUN. And clients almost never do use auth for STUN.
> It's the way STUN is being used that is problematic.
>

this is true, this is the same what I was saying. The existing WebRTC
clients simply are not able to authenticate properly the STUN Binding
request - they are hard-coded to unauthenticated Binding requests.