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Forum Discussion
Mega12
Oct 03, 2022Tutor
Nighthawk x6 EX7700 randomly changes IP to wired connection from 192.etc to 169.etc
Hi, I have just bought a Nighthawk x6 EX7700 (2 weeks now). I am extending a router signal to my room where I have installed the EX7700. I use both the wireless (for the phone and a laptop) and a ...
- Oct 03, 2022
The ex7700 uses the 5ghz as a dedicated backhaul. But if theres an issue with it, it defaults back to the 2.4ghz. Which might be causing it to give you a new ip address. Also, if you're using dfs channels, it might be defaulting back to the 2.4ghz while the 5ghz switches off the dfs channels.
That's why I recommend rerunning setup and disabling the "extend 2.4ghz network". Again, you'll still be able to use it, it just won't use it as failover. Just make sure when you've got the extender setup, have the 2.4ghz on a different wireless channel than the router to prevent interference. And make sure you're router isn't using dfs channels. Its supposed to be close to seamless when the router switches off a dfs channel but I've seen it cause slow downs on extenders.
plemans
Oct 03, 2022Guru - Experienced User
Re-run the setup on the extender. During the setup process using the installation assistant (and not WPS), uncheck the "extend 2.4ghz signal".
You'll still be able to use the 2.4ghz signal but it won't work as failover for the dedicated 5ghz backhaul link.
Also, once you've done that, ensure your primary router isn't using a DFS channel for the 5ghz.
see how those work.
- Mega12Oct 03, 2022Tutor
Hi,
My problem is on the wired connection though. The wireless connected devices keep their 192.etc IP address. Only my PC that is connected via ethernet cable to the EX7700 gets its IP randomly changed to 169.etc. Do you mean that it's because of the 2.4ghz connection from the EX7700 to the router that this is happening?
- plemansOct 03, 2022Guru - Experienced User
The ex7700 uses the 5ghz as a dedicated backhaul. But if theres an issue with it, it defaults back to the 2.4ghz. Which might be causing it to give you a new ip address. Also, if you're using dfs channels, it might be defaulting back to the 2.4ghz while the 5ghz switches off the dfs channels.
That's why I recommend rerunning setup and disabling the "extend 2.4ghz network". Again, you'll still be able to use it, it just won't use it as failover. Just make sure when you've got the extender setup, have the 2.4ghz on a different wireless channel than the router to prevent interference. And make sure you're router isn't using dfs channels. Its supposed to be close to seamless when the router switches off a dfs channel but I've seen it cause slow downs on extenders.
- Mega12Oct 03, 2022Tutor
Understood. Thank you for the clarification. I will do as suggested and let you know!