[App_rpt-users] Node connection via cellular modem and OpenVPN anyone?

Barry g8sau at sidx.org.uk
Sat Oct 22 04:58:19 EDT 2016

At 09:36 22/10/2016, Matt Beasant wrote:
>Hi all,
>I need to run a node over a cellular data connection and have managed to 
>get hold of a couple of Teltonika RUT105 3G modems:

Better off using a Mikrotik router board with an LTE card then do pptp to 
some internet safe IP space.

This is what I do to connect my GB3EI Node in the Outer Hebrides. works well.

I can give you a config if required.

Problem with 3/4G dongle is they do Internal NAT and you cant do the port 

Barry GM8SAU

>These devices support OpenVPN and I was wondering if it might be possible 
>to use this to tunnel to one of my other Allstar nodes that has a regular 
>Internet connection with a public IP address (in fact one of the sites has 
>multiple public IP's available).Â
>Has anyone ever done anything like this and could give me a few clues as 
>to how I proceed?Â
>I'm assuming that the node at the end of the tunnel will need two ethernet 
>ports, one for the connection from the 3G modem to come in on and another 
>with a different public IP for the cellular connected node to be able to use.
>Does this sound feasible?
>I'd appreciate any help anyone can give as I'm not at all sure how to go 
>about configuring OpenVPN to do this having never used it before!
>Many thanks,
>App_rpt-users mailing list
>App_rpt-users at ohnosec.org
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