Connect two subnets, one wireless ADSL router, and one Windows 2012 R2 RRAS

rx7rotary

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Oct 24, 2017
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Setup I have is an experiment and I need some help in resolving it or making it work.

I have a Wireless adsl router, with 192.168.1.0/24 for my home. My lab is setup with hyperV host, with multiple machines, and a Wireless card that is attached to a VM which acts as a router, so that my lab can connect to the internet. The lab is in 10.0.0.0/24.

The VM acts as a router which is connected and assigned a static IP on the ADSL router side so it has the 192.168.1.100 on one side and a 10.0.0.150 on the LAB internal side. I have setup the DHCP in the lab to dish out the 10.0.0.150 as the default GW for the lab, and this works fine. All the LAB machines can access the internet as well as the 192.168.1.0 network.

However the machines connected to the 192.168.1.0 network are not able to get into the 10.0.0.0 network. I have tried setting up static routes on the ADSL router LAN side but with no luck.

I can draw up a diagram if need be to explain in detail. But what i really would like is for the machines on the 192 subnet to be able to connect to the 10.0.0.0 subnet.

Thanks in Advance
Mark

Sorry about the terrible diagram but here it is:
24_10_2017_11_04_50_PM.png


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Solution
This is a limitation of NAT. It is the same reason that someone on the internet can not access your internal machines from the internet.

There is no real solution for this using consumer "routers". You would need actual routers and even then you have to design carefully so it works well.
This is a limitation of NAT. It is the same reason that someone on the internet can not access your internal machines from the internet.

There is no real solution for this using consumer "routers". You would need actual routers and even then you have to design carefully so it works well.
 
Solution