B-4. How To Restore The Device To Its Factory Settings - LevelOne GBR-4001 User Manual

2. Connect the WAN port of the device to the ISP network device with a network cable.
3. In the Network parameters -> WAN configuration page, configure the parameters of the
dynamic IP access line.
Tip:
When some dynamic IP is connected (such as a cable modem), Cable Modem will record the
MAC address of the network devices (such as network adapters) originally used the line, this will
cause the device to fail to obtain IP addresses normally, in this case, the WAN port MAC address
of the device needs to be set to be the same as that of the original network device. In the Network
parameters -> WAN configuration, Click on the "Advanced options" to modify the MAC address
of the WAN port to that of the former network device, and click <Save>.
4. In the "Line connection information list" of Network parameters -> WAN configuration, you
can view the configuration and status information for the line (Figure B-3) when a dynamic
IP is connected, such as "Connection status" (which is displayed as "Connected" in normal
connection, with the connection time displayed), the ISP-assigned "IP address", the uplink
rate and downlink rate and other information.
Figure B- 3 Line connection information list - View the information of dynamic IP access line
5. Configure the LAN computer as described in Appendix A of this manual.

B-4. How to restore the device to its factory settings?

Tip: The following method is used to delete all original settings of the device, so please use it
with care.
The following describes the method to restore the device to its factory settings by knowing the
administrator password and forgetting the administrator password respectively.
Case I: Knowing the administrator password
If you know the administrator password, you can restore the factory settings through the WEB
interface. The steps are as follows: Directly enter the System management- > Configuration
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