[App_rpt-users] Incoming connects

[Tim Sawyer]

TeamViewer or one of the other screensharing programs comes in handy in that situation. 
--
Tim
:wq

On Jan 11, 2014, at 7:21 PM, Doug Crompton <doug at crompton.com> 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> 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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