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Oldracerjones's avatar
Dec 28, 2023
Solved

Weird Issue Connecting a new Device

Installed a new Nighthawk R7450, Firmware v1.2.0.92 Router to replace an old Netgear router. I have the ethernet cable from the modem connected to this router. In another building, I have another Nighthawk R7000 router connected to the 1st Nighthawk router as a device. This has been wired this way for six years with no issues. 

The router says it has 11 connections. I bought a new laptop, Microsoft Surface 7. Loaded it up and connected to the router and my network went down. Thought it was an issue with the provider and it came up a few minutes later. This happened several times until I gave up hooking up the laptop for the day. The network worked fine and all my devices, including my streaming on the TV worked great.

Started trying to connect the next morning and once the new computer connected, the network went down. Streaming TV stopped, no internet on any device, etc. Shut down and the network came back up. Got busy with other things and the network was fine until lunchtime when I turned the new computer on again, the network went down. I tired this seven times; turned it off and the network came back up with no issues. Turn the new computer on and connected it and the network went down.

Any ideas why this is happening? Too many devices?


  • Oldracerjones wrote:

    I have the ethernet cable from the modem connected to this router. In another building, I have another Nighthawk R7000 router connected to the 1st Nighthawk router as a device.

     


    Both routers in router mode? If so, that is an invitation to trouble.

     


    This has been wired this way for six years with no issues. 

     

    You have changed the network. When you set it up in the first place, the second router may have spotted that there was already a router on the network and changed its settings to avoid clashing local IP addresses

     

    You broke that connection, and the settings, when you replaced the second router. You may now need to work out how you should configure two routers on your network.

     

    Two routers on your network can cause headaches. For example, you can end up with local address problems. Among other things, the other router can misdirect addresses that the Netgear router usually handles, such as routerlogin.net or the usual IP address for a router, 192.168.1.1.

    This explains some of the other drawbacks.

    What is Double NAT? | Answer | NETGEAR Support

    Unless you have specific reasons for using two routers – to create two separate networks for example – it is often easier to use just one router and then to set up the second router as a wifi access point (AP) with a wired connection to the main router. Netgear advises this, as does just about every site you will visit.


2 Replies

  • michaelkenward's avatar
    michaelkenward
    Guru - Experienced User

    Oldracerjones wrote:

    I have the ethernet cable from the modem connected to this router. In another building, I have another Nighthawk R7000 router connected to the 1st Nighthawk router as a device.

     


    Both routers in router mode? If so, that is an invitation to trouble.

     


    This has been wired this way for six years with no issues. 

     

    You have changed the network. When you set it up in the first place, the second router may have spotted that there was already a router on the network and changed its settings to avoid clashing local IP addresses

     

    You broke that connection, and the settings, when you replaced the second router. You may now need to work out how you should configure two routers on your network.

     

    Two routers on your network can cause headaches. For example, you can end up with local address problems. Among other things, the other router can misdirect addresses that the Netgear router usually handles, such as routerlogin.net or the usual IP address for a router, 192.168.1.1.

    This explains some of the other drawbacks.

    What is Double NAT? | Answer | NETGEAR Support

    Unless you have specific reasons for using two routers – to create two separate networks for example – it is often easier to use just one router and then to set up the second router as a wifi access point (AP) with a wired connection to the main router. Netgear advises this, as does just about every site you will visit.


    • Oldracerjones's avatar
      Oldracerjones
      Initiate

      Thank you very much. I changed the second router to work in AP mode and it fixed the problem.