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Forum Discussion
Mobyware
Aug 15, 2022Aspirant
Base LAN address changes when Starlink looses satellite connection
I have a Starlink connection with the router in bypass mode. I am using a Nighthawk as DNS and DHCP server for the network. I have a requirement of a LAN base address of 192.168.100.x with a couple o...
- Aug 15, 2022
Something that can't be done on the NH router. It has to use something other than 192.168.100.x That's already in use by the ISP Internal service so it can't be used that's why. You have to run the NH router 192.168.1.x, 172.x or 10.0.1.x.
Contact the ISP and have them help you with this.
Mobyware
Aug 15, 2022Aspirant
We can't put the Starlink router in router mode because it is a dumb router and can't do fixed IP addresses or change the LAN base address, both of which we need for an internal server running proprietary software. So the Starlink router is in bypass mode and the NG Nighthawk is our DHCP server. I configured it to have some fixed IP addresses and a base address of 192.168.100.x for the server requirements (not something I have control of). So now, when Starlink looses satellite contact, the NG router reassigns the LAN base address to 192.168.1.x or 10.0.1.x. Why? I guess to avoid a conflict with what it things the ISP WAN address will be when it comes back. I need to disable that feature.
FURRYe38
Aug 15, 2022Guru - Experienced User
Something that can't be done on the NH router. It has to use something other than 192.168.100.x That's already in use by the ISP Internal service so it can't be used that's why. You have to run the NH router 192.168.1.x, 172.x or 10.0.1.x.
Contact the ISP and have them help you with this.
- michaelkenwardAug 16, 2022Guru - Experienced User
FURRYe38 wrote:
You have to run the NH router 192.168.1.x or 10.0.1.x.
There is another option. The manual says:
The default LAN IP address scheme for the router is 192.x.x.x.The most common IP schemes are 192.x.x.x,
172.x.x.x, and 10.x.x.x. If you experience a conflict, change the IP scheme either for your home network or
for the network with the client VPN computer.
- FURRYe38Aug 16, 2022Guru - Experienced User
Ya we know that already but the user is wanting to use 192.168.100.x on the nighthawk router, something that he can't use as that's the internal web services address for the ISP modems web page that the router is connected too. He's setting this on the nighthawk router and when it reboots or looses the connection, it detects this conflict and changes itself to avoid the conflict. The router is working as designed here. So ya the user needs to change his base LAN networking address to avoid this issue.
- MobywareAug 16, 2022AspirantOk. Worked on Comcast. Thank you for the help.