1. If the gateway is not connected to the Internet, of course, it is impossible to access the Internet if the gateway is connected. Please reset the relevant settings when surfing the Internet, or you can find the relevant setting methods on the Internet yourself. If not, you can report to the operator's customer service for repair and let the maintenance personnel come to the door for repair.

2. It should be caused by not setting a broadband account and password. The solution is as follows: Connect the router and enter the management address 19 16 1 in the browser. Click Network Parameters and enter an account and password to access the Internet. The connection type of WAN port is PPPOE. Click Save, and then click Connect.

3. The solution that the network failure makes it impossible to connect to the itunesstore. If your mobile phone is connected to the Internet through 3G mobile data, please make sure that cellular data is turned on in setting cellular data.

4. Cause: There is an error in the system program, which makes the gateway unable to connect to the Internet. It is suggested to restore the system program to an earlier stage to solve the problem.

5. How to solve the problem that the gateway cannot connect? When you find that the computer can't connect to the network, you will usually check the network cable first and restart the router. What should you do if these two things can't solve the problem? Usually, failures are mostly caused by incorrect configuration of network card parameters or network card driver failures.

6. This means that the network has been disconnected. The reasons for the disconnection of network plug-ins are generally virus attacks in computers, LAN router or line problems, and network provider problems. Broadband is a relative description. The larger the frequency range, that is, the higher the bandwidth, the more data can be sent.