After logging on to the Smart Access Gateway console, you can see that the device is in the Offline status.
- Device software failure.
- Connectivity failure between the device and Alibaba Cloud.
- The device is being upgraded.
- Ping other famous websites in the same environment of the service provider to make
sure that the network of the service provider is normal.
- If the network is abnormal, contact the service provider.
- If the network is normal, proceed to 2.
- Check whether the device is powered on.
- The device is temporarily offline during upgrading. Make sure the device is not being upgraded.
- The cause may be due to the internal software failure of the device. You can restart the device to see if the problem persists or open a ticket for further consultation.