Troubleshooting of router networking faults

As long as the Internet users who use the vro to access the Internet are experiencing network disconnection, this means that all computers cannot access the Internet. What should we do?

Generally, this kind of connection is complicated. This article uses H3C routing as an example to provide a solution. I believe you will be aware of it after reading it. It is easier to deal with this situation.

1. Check whether your computer can log on to the vro Management page when the router is disconnected. If you cannot log on to the vro, it is basically the cause of the vro. If you try to re-enable the vro, refer to the Huawei vro settings on this site, there is a solution. First, we need to solve this problem.

2. Check whether the WAN port is disconnected. If the WAN port is in PPPOE dial-up access mode, check Step 3. If it is in static IP or dynamic IP Access Mode, check step 4.

3. Check the running status of the vro, whether the WAN port is connected, and whether there are IP addresses or other parameters when there is a connection. If not connected, this indicates that the dial-up is offline. Select system logs, save the vro log information. If you have already connected to the vro, select System Tools, diagnostic tools, and ping the internet.

4. Check whether the port status of the WAN port shows that the port is connected. If the port status shows that the port is not connected, check the network connectivity of the WAN port. If the port status shows that the port is connected.

5. If the WAN port fails to be diagnosed, it may be a line problem. You can restart or re-connect the MODEM of the front-end line. If the problem persists, contact your ISP.

6. If the WAN port is diagnosed as a connection, the disconnection is caused by an intranet problem. Check whether the Intranet has any virus attacks, you can try to connect your computer directly to the vro and check whether the vro configuration is correct.

After the above introduction, you should have some knowledge about the causes of sudden network disconnection. When this happens, you only need to follow the steps above to check that you will be able to solve the cause of disconnection, make the network run again normally.