[App_rpt-users] Incoming connects

[Jim W7RY]

One of the very first things to do when testing connection issues is to 
put the node in the DMZ of the router. Easy, simple and can quickly 
eliminate lots of settings.

In fact, my node is on the DMZ with a strong password. Never had an issue.

73
Jim W7RY

On 1/11/2014 7:21 PM, Doug Crompton wrote:
> OK I think this is solved. Unfortunately it is hard to diagnose all 
> problems when you have an inexperienced person at the other end.
>
> It turns out the router was forwarding the right port BUT it was set 
> to tcp instead of udp.  I had gone over this several times with the 
> operator and I had thought it was right but when we looked at it again 
> it was wrong.
>
> When set in the tcp mode it did accept connections but only for a 
> short window of time after a prior disconnect from the other direction.
>
> Thanks for all the input and sorry to cause all the back and forth on 
> this. I learned that you have to be extremely concise when dealing 
> with someone remotely who is inexperienced!
>
> *73 Doug
> WA3DSP
> http://www.crompton.com/hamradio*
>
>
> ------------------------------------------------------------------------
> Subject: Re: [App_rpt-users] Incoming connects
> From: tim.sawyer at mac.com
> Date: Fri, 10 Jan 2014 20:29:46 -0800
> CC: app_rpt-users at ohnosec.org
> To: doug at crompton.com
>
> Do a "tcpdump port 4569" at the Linux command line and incite a 
> connect from another node. You should see inbound packets.
>
> I have seen ISP's block port 4569 but not FiOS. I'm on FiOS with an 
> actiontek router and it works fine.
> --
> Tim
> :wq
>
> On Jan 10, 2014, at 7:41 PM, Doug Crompton <doug at crompton.com 
> <mailto:doug at crompton.com>> wrote:
>
>     I am remotely trying to troubleshoot a friends new Allstar
>     installation.  I can ssh in and connect out to nodes but I cannot
>     connect in to the system from external nodes. Port 4569 is forwarded.
>
>     I discovered this link -
>
>     http://www.voip-info.org/wiki/view/IAX
>
>     about consistent NAT and I was wondering if that might be the problem.
>
>     I was able to connect in one time right after a reboot which might
>     support the NAT issue.
>
>     The router is an Actiontek MI424WR GigE  as supplied by Verizon on
>     their FIOS system.
>
>     Is anyone else having a problem with this router or have any ideas
>     on this?
>
>     Nothing is logged at the server or shows up in the client on the
>     system which kind of points to a routing failure.
>
>     Is there a good way to check for open port 4569 as I don't think
>     normal port scan programs will check this.
>
>     *73 Doug
>     WA3DSP
>     http://www.crompton.com/hamradio*
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