Error 651: The modem (or the other connecting device) has reported an error
Error 651 occurs in windows operating system because of some network problem and specially when we try to establish internet connection using PPPoE connections or another related issue. You don’t need to hesitate because it is a common error in windows operating system. Sometimes internet service provider is the responsible for error 651.
If you are facing error 651 then read this article carefully because I am going to introduce the reason and solution of error 651. Through which you can understand and solve the error.
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Causes of Error 651?
If Below problem occurs in your computer then error occurs with “Error 651: The modem (or the other connecting device) has reported an error”
ISP (Internet service Provider):
Hardware problem (Network card failure):
SYS file location is wrong:
Error 651 has many reasons to occur because as before I say it can be the problem of internet service provider. The best example of this reason is GTPL (Internet Service Provider) .If you are using Internet service by GTPL then error 651 often occurs. Basically, when you are surfing internet and GTPL turn off your service for some maintenance and you can’t reach the internet at that time you face this error. You can call customer care of particular ISP and can solve Error 651
IP Conflict is one more reason of error. Sometimes it is possible that the IP you are using and other person going to establish the internet connection using your same IP address.
I often face driver failure problem in my computer. So, it can be a reason of your error.
Not Only Driver failure is the reason. Sometimes your hardware like network card should fail.
Registry expires or somehow because of virus that removes your fundamental registry for the network.
This problem mostly occurs in windows 7 computer. In windows 7, the system file is broken down. If you can separate the word “RAS PPPOE” Then you can understand the importance of RASPPPOE.SYS file.
Mostly router users have not this problem but if they are facing error 651 then the reason can be a router misconfiguration.
Sometimes it is possible that you have not only one problem of above, it can be more than one digit
Above causes are responsible for Error 651 in your computer. Now I am going to show you how to solve above issue that can solve error 651.
ERROR 651 – How to Solve Error 651 in Windows??
Error 651 is occurs in your computer then you can solve is by different methods as per your problem. In below I mentioned all the techniques and clues to solve Error 651 in your computer. Follow it one by one and get rid of it.
Configure router properly.
Reconnect router and clean windows networking stack.
Read your router manual and properly configure it. If you already configured it then you can reconfigure by resetting your router.
In most of the cases windows network stack is being full and creates an error. Normally windows clean it but somehow it can’t perform clean so, we need to clean it manually using command prompt.
- Open Command prompt with administrator privileges.
- Type below command and press enter.
netsh int ip reset reset.log
This command will clean your networking stack.
Reinstall LAN Card Driver.
Go to device driver and check LAN card driver is installed or not. Is it have a new update or not. If it has then update the driver otherwise uninstall the driver and reinstall it.
- Right click on my computer.
- Select manage.
- Select Device manager. It shows your driver of Network adapter.
Uninstall driver and reinstall it.
Create a New Dial-Up Connection.
Sometimes it is possible that your dial-up connection is getting stuck and can’t work. So, you just need to create a copy of that dial-up connection.
- Click on start button and open Network and Sharing Center.
- Right click on your connection which you are using.
- Click on create copy and delete the existing dial-up connection.
Replace RASPPPSE.SYS from windows 7 driver directory
This is an accurate solution for windows 7 user. I have seen many windows 7 users who are solving this error by replacing RASPPPSE.SYS file.
You can download it from the internet and replace with original.
Disable IPv6 for internet connection.
You can solve error 651 by disabling Ipv6 in your computer.
- Open network and Sharing Center
- Click on your connection. In my case, it is Local area connection 2.
- Go to properties and uncheck the box of Internet Protocol Version 6 (TCP/IPv6).
- Now click on ok.
Disable Auto tuning.
This tip is only for router users. You can solve the error 651 by disabling autotuning.
- Click on start button and open Command prompt (CMD).
- Type below command and press enter.
Netsh interface tcp set global autotuning=disabled
If it is not working then open Command Prompt with administration privileges.
The main goal of clean boot is to help windows to find a problem, related to error.
To perform clean boot simply Disable all the startup items and Stop all the services of windows.
- Click on start and search for msconfig.exe
- Open it and click on selective startup item and disable the load startup item in it.
- Click on Apply.
- Now go to Services.
- Check on Hide all the Microsoft services.
- Click on Disable all button and click on ok.
Now, simply restart your computer.
Change Link Speed and duplex to 100mbps.
Some of my friends are solved this error by changing the link speed and duplex speed to 100mbps.
- Go to Network and Sharing Center (You can open it from control panel)
- Go to Change adapter setting.
- Right click on your established connection and choose properties.
- Click on configure.
- Click on advanced tab.
- Select Speed and duplex.
- Change the value to 100mbps full duplex and click on ok.
Through above solution we can solve the Error 651 in windows 8, windows 7 and other windows operating system as well as you can solve it if you have any broadband issue. If above solution can’t solve your problem then you may ask your ISP (Internet Service Provider). Otherwise, write a comment below, we will solve your error.
Enjoy and keep sharing it.