ASUS 4G-AC55U 用户手册

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Check if your router can connect to your ISP’s WAN IP address.

To do this, launch the web GUI and go to General> Network 

Map, and check the Internet Status. 

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If your router cannot connect to your ISP’s WAN IP address,

try restarting your network as described in the section 

Restart your network in following sequence under Basic 

Troubleshooting. 

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The device has been blocked via the Parental Control

function. Go to General > Parental Control and see if the 

device is in the list. If the device is listed under Client Name, 

remove the device using the Delete button or adjust the Time 

Management Settings.

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If there is still no Internet access, try to reboot your computer

and verify the network’s IP address and gateway address.  

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Check the status indicators on the ADSL modem and the

wireless router. If the WAN LED on the wireless router is not 

ON, check if all cables are plugged properly.

•

Insert a SIM that with data plan subscription into the USIM

card slot. The 3G/4G Mobile Broadband LED lights up, 

indicating that the SIM card is properly installed.

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The APN settings are not applied automatically. Obtain the

APN service settings from your ISP, then follow the steps 

below tho manually configure the APN settings.

•   Go to Advanced Settings > WAN > Internet Connection 

tab.

•  In the WAN Type field, select Mobile broadband.

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If APN is configured correct and Internet connection still

failed, ensure that: 

•  The frequency band is compatible with your ISP.