What is the reason why the wireless router with a broadband connection shows Error 651 ?

Error 651 means "Your modem (or other connected device) has reported an error. "There are two main reasons for the problem of error **651:

1. The network card driver does not work;

2. There is a problem with "connecting to broadband".

Solution: 1. Right-click on my computer on the desktop and open [Properties].

2. Click [Device Manager].

3. Find [Network Adapter], select the NIC driver you are using, right-click and select [Properties].

4. Find the [Advanced] option.

5. Find [Network Address], check [Non-existent], click OK, and reconnect with the fast belt.

If error **651 occurs, it is recommended that you troubleshoot the problem from the following aspects:

1. Restart the modem and plug in the optical fiber connector.

2. Judge whether the status of the modem indicator is normal, if it is abnormal (the modem lights up red, the PON light flashes, and the indicator light is abnormal), you can call the local 10086 for broadband fault reporting;

3. Remove the router and directly connect to the optical modem to dial-up to connect to the Internet, if the dial-up connection fails, you can further feedback and deal with it through the broadband fault reporting center;

4. Reconfigure the router.

The "Error 651" displayed on broadband Internet access is mainly caused by the failure to connect the user's terminal computer with the Netcom central office equipment, which is generally divided into five situations: "network cable failure", "modem failure", "network card failure", "modem itself setting", and "network operator problem". Here's how to deal with such cases:

1. Please replug the network cable and ** cable and restart the modem test;

2. Please disable the local connection first, and then enable the local connection;

3. Please reinstall the NIC driver;

Fourth, if you use the router, please dismantle, a single computer dial-up test.

If you use China Unicom Broadband error 651, it means that you cannot connect to the remote computer. The easiest solution is to check whether the network connection in the room is normal and whether the network card light is on.

If the fault is still not restored, you can report the fault in the following ways:

The broadband connection shows that 651 is caused by a setting error, and the solution is as follows:

1. First, click the start menu in the lower left corner, and right-click on the computer properties.

2. Click Device Manager at the top left.

3. Find the network adapter, you can see that the host has two kinds of network cards: wireless and independent, and disable the independent network card.

4. Then re-enable the NIC again.

Notes:It can also be detected by 360 hardware or NIC modem.

651 means that the line is not connected, one, the chassis optical modem or switch may not be connected. Second, you plugged in the wrong network cable. Third, the network cable is broken, resulting in the line not working. You can't get the broadband customer service you pretend to be yourself. Thanks, give me a share.

<>1. Error 651 is one of the phenomena of broadband Internet access error and imitation ** check Sun to do the inquiry obstacle, the specific manifestation is that the Shankai fiber network card light is not lit or has been flashing.

2. The 651 prompt is generally caused by the connection between the user's terminal computer and the Netcom central equipment, and in most cases, it may be due to the external network disconnection, or the equipment has a problem.

3. In this case, first check whether the ADSL modem status light is normal, and then look at the connection of the network cable, if the network cable is problematic, it is recommended that the user turn off the computer and the optical modem, switch the two ends of the network cable and then plug it in for 3-5 minutes and try again or directly change the network cable.

4. If the problem cannot be solved, you can try to contact the operator for door-to-door inspection and maintenance.