EN
12
Troubleshooting
Loading Failure
1. Check whether the port is properly connected. If some ports are not connected, then re-connect them
to ensure that connections are correct, and try to re-loading.
2. Check the loading process information displayed on the super terminal to verify whether there are
input errors. If there are input errors, correct them and re-load.
If system password is lost or forgotten, the following method can be used to reset the password:
1. Connect the console port of the switch to the computer through the console cable.
2. Press Ctrl + B to enter the Uboot mode.
3. Start the system with an empty configuration file with no password.
Bootrom#boot_flash_nopass
Bootrom#Do you want to revert to the default config file?[Y|N|E]:
1. Make sure the power supply is normal and the console cable is properly connected.
2. Check whether the console cable is the right type.
3. Check whether the control cable driver is properly installed on the computer.
4. Ensure the parameters of the HyperTerminal are correct.
User Password Lost
Accessing the Web-based Configuration Page Unsuccessfully
NOTE:
Forgetting your username and password and restoring them through console port
may cause configuration loss and business interruption. Please remember your username
and password.
