Windows 7 ICS cannot access devices using ics. from outside the network
Ok here is my issue.. I have spent 5 days trying to figure it out to no avail. I will try to explain this to the best of my ability. I have a netgear WiFi router at my store across the hall (this is my workplace issue). That router feeds a machine that is located at the other store, wirelessly. That store has a wired Time-clock, AND a Security DVR. These are being fed through the host machine, running windows 7 ICS. My issue is, the ONLY machine that I can see the security system on is the actual ics machine, and no other device on the network can see it, or access it, which is a problem. Any idea's help, tips or tricks are much appreciated.
April 28th, 2012 3:47pm

Need some clarification... Why isnt the time-clock and security DVR just plugged directly into the NetGear router? This will allow all hosts that connect via wireless or wired to access it via the network? Can you provide a diagram with some IPs to get a better idea of the current setup?Guides and tutorials, visit ITGeared.com.
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April 28th, 2012 5:48pm

This is the op, didnt realize i was on my buddies account.. The reason they are not directly plugged in is because i have two stores. They are across the hall from each other. Store 1 has the internet coming into it and going into the router, store 2 has no internet, and the range is close enough to where i just use that one internet connection. Problem is, the machine that is in store 2, which connects wirelessly, that has the timeclock and dvr wired to it, cannot reach from outside of that ics machine. I can get internet fine, and my timeclock can get out easily, i just cannot get to it from another machine.. IE for when im away, i still need to make sure employee's are doing what they are supposed to do.. Sorry if that is hard to follow, if you need more, just ask... The ip's are 192.168.1.1 is the router, 192.168.1.5 is the machine, and the dvr is 192.168.137.100... d
April 28th, 2012 8:54pm

Hello, This design is flawed because you have two NAT devices: The Netgear router and ICS. You would need to set up ICS on a separate subnet and you would still be double-NAT'ing. So it will give you problems. To uncomplicate yourself, get a wireless bridge installed. This will connect both stores as one single LAN. Store 1 Store 2 Internet <-> Netgear Router ---------- Wireless Bridge --------- Switch ---- DVR | | ----- Time Clock ---- PC's | ------ PC's P.S. You DVR is on a separate subnet than the other devices. Unless you have a routing device between 192.168.1.0 and 192.168.137.0 the DVR will not be accessible. Miguel Fra | Falcon IT Services, Miami, FL www.falconitservices.com | www.falconits.com | Blog
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April 28th, 2012 9:42pm

What are my options without purchasing a bridge? While I see the ease in that, I am not sure its in the cards at this point. Could I disable the NAT on ICS, or just use the NAT from the router? I realized the different subnet, and have changed that to reflect the same subnet ie. 192.168.1.75 (never get up that high). Oh how things have changed in the past few years lol...
April 29th, 2012 1:22pm

So Miguel is correct. The problem here is that you are running ICS on the Win 7 machine and the NAT is not going to allow inbound traffic. If you were running a Windows Server OS version, you could enable routing and remote access, enable NAT as you have it, and then create port forwarding rules to allow the inbound traffic. Of course, before I replace the windows 7 machine with a server, I would also suggest the wireless bridge option which would be more cost effective than a server license. Guides and tutorials, visit ITGeared.com.
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April 29th, 2012 3:40pm

So Miguel is correct. The problem here is that you are running ICS on the Win 7 machine and the NAT is not going to allow inbound traffic. If you were running a Windows Server OS version, you could enable routing and remote access, enable NAT as you have it, and then create port forwarding rules to allow the inbound traffic. Of course, before I replace the windows 7 machine with a server, I would also suggest the wireless bridge option which would be more cost effective than a server license. Guides and tutorials, visit ITGeared.com.
April 29th, 2012 10:33pm

Hello, You could also run an ethernet cable if there is a drop ceiling between the two offices. Please do it the right way. What you are trying to do is highly irregular and will be prone to problems.Miguel Fra | Falcon IT Services, Miami, FL www.falconitservices.com | www.falconits.com | Blog
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April 29th, 2012 11:35pm

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