Only my computer can't get internet other devices are normal.

Only my computer can't get internet other devices are normal.

Only my computer can't get internet other devices are normal.
Only my computer can't get internet other devices are normal.
3 weeks ago - last edited 2 weeks ago
Model: Archer AX73  
Hardware Version: V2
Firmware Version: 1.1.1

I have a very weird issue, every device in my house can connect to the internet, except my computer. If I check the network status on Windows 11 I get "DHCP server isn't responding" error, which is weird because my brother's computer has no issue at all.

 

For topology we have:

ISP Modem > AX 73 using Dynamic IP (double NAT setup but using different IP ranges) > TP-Link Switch > Mine and my brother's computers.

 

We also have some satellite devices using Easymesh but they are not being used by my computer.

My brother's computer works flawlessly and the Wireless internet also works perfectly.

 

For testing sake I connect an Intelbras Twibi on the switch (Brazilian mesh device) and then connected my computer on it, I instantly got internet even if this is a triple NAT setup. I'm out of ideas, I'm about just setting a fixed IP to my PC to see if it fixes the issue.

 

EDIT: Tried to set a fixed IP to my PC and still can't use the internet. I'm using NextDNS by the way, but I don't think this is DNS related, when I connect my PC on the Twibi device using the very same DNS settings I have no issues.

 

EDIT2: Tried to directly connect my computer on the Switch (the desktop IP is fixed on the TP-Link but internally on the PC I'm using DHCP).

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Re:Only my computer can't get internet other devices are normal.-Solution
2 weeks ago - last edited 2 weeks ago

  @Joseph-TP Hello, thanks for the tips.

 

 

My conputer is using the automatic IP assigment and a manual DNS because I use the NextDNS service.

 

I decided to fix the IP of my computer in the AX73 settings while keeping the dynamic IP on my computer and I didn't have the issues again. I'm not sure if this was the solution or something else fixed the underlying cause, but it seems that I have no issues again.

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Re:Only my computer can't get internet other devices are normal.
2 weeks ago - last edited 2 weeks ago

Hi@Electrolite,

This is most likely because the network mode on your PC is incorrect. Please check the IP address, DNS server and other information on your PC first, refer to the following FAQ:How to find IP address on your devices

Please take a screenshot of Network Connection Details.

 

Please try the suggestions below:
1. Please connect the Ethernet cable from your modem or internet service provider to the Router's WAN port. 
2. Check if the router has configured a parental control profile and remove the device from the profile.
3. For wired devices:
1) Connect the device to other LAN ports instead of the IPTV port you configured//set up earlier on the router.
2) Change the Ethernet cable.
3) Switch to another LAN port on the router or the device.

 

Also, the problem comes from a specific device PC, I suggest you also contact the PC's support for further help.

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Re:Only my computer can't get internet other devices are normal.-Solution
2 weeks ago - last edited 2 weeks ago

  @Joseph-TP Hello, thanks for the tips.

 

 

My conputer is using the automatic IP assigment and a manual DNS because I use the NextDNS service.

 

I decided to fix the IP of my computer in the AX73 settings while keeping the dynamic IP on my computer and I didn't have the issues again. I'm not sure if this was the solution or something else fixed the underlying cause, but it seems that I have no issues again.

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