[App_rpt-users] VPN for node behind NAT?

Steve Agee n5zua at earthlink.net
Fri Aug 5 18:50:06 UTC 2016


Has anyone made any notes or videos on how to install and configure both 
ends of OpenVPN, or is it "so easy, even an idiot can do it"?

N5ZUA

On 8/5/2016 1:23 PM, Stephen - K1LNX wrote:
>
>     OpenVPN, running in UDP-tunnel mode, is typically my VPN solution of
>     choice for AllStar and it works great...
>
>
> ditto... I use it for a variety of things, and we use it exclusively 
> on our DMR network with Ubiquiti routers, works like a champ.
>
> 73
> Stephen
> K1LNX
>
> On Fri, Aug 5, 2016 at 1:17 PM, David McGough <kb4fxc at inttek.net 
> <mailto:kb4fxc at inttek.net>> wrote:
>
>
>     Tom,
>
>     OpenVPN, running in UDP-tunnel mode, is typically my VPN solution of
>     choice for AllStar and it works great...
>
>     73, David KB4FXC
>
>
>     On Fri, 5 Aug 2016, Tom Hayward wrote:
>
>     > I'd like to hear what solutions people have come up with for
>     placing a
>     > node behind NAT where port forwarding is not available, such as a
>     > cellular CGN, public wifi hotspot, public agency's network
>     controlled
>     > by an IT department, etc. My experience with this is mostly using
>     > RTCMs which work fine behind NAT and can connect out to my Asterisk
>     > instance running in a datacenter. I am trying to substitute a
>     URI and
>     > RPi in this scenario.
>     >
>     > Assuming this is a permanent, private link, I think these
>     options are available:
>     > - Set the RPi to connect to the hub on startup. If initiating the
>     > connecting from inside the NAT, I think it will allow traffic to
>     flow
>     > both ways?
>     > - Install an OpenVPN server on the hub and OpenVPN client on the
>     RPi.
>     > Tunnel Asterisk traffic over OpenVPN.
>     > - Reverse SSH tunnel. Set the hub to connect to the node on
>     127.0.0.2
>     > or whatever I bind the tunnel to.
>     >
>     > Has anyone tried any of these options? How did it perform? What
>     other
>     > options do I have? What am I missing?
>     >
>     > Tom KD7LXL
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