[asterisk-users] [NAT] SSH vs. OpenVPN?

[Gilles]

On Tue, 31 Jan 2012 12:54:41 +0000 (GMT), Arthur Stanfield
<aj at dmcip.com> wrote:
>You can't tunnel UDP through SSH. 
>
>Some of the newer Grandstream handsets support OpenVPN and are a bit cheaper than the Snom alternatives.

Thanks for the infos. So the only way to use SIP through locked-down
NAT routers is to use OpenVPN, either with the few hardphones that
support it or with a softphone on a computer.