How to clear console port password for NX112 in E6000 server

Publication Date:  2013-12-28 Views:  541 Downloads:  0
Issue Description
connect to NX112 via console port and telnet, report invalid password.
Alarm Information
Handling Process
1. Connect to console port, open terminal, set terminal parameters as below:
"Bits per second(B)"  as "9600"
"Data bits(D)" as "8"
"Parity(P)" as "None"
"Stop bits(S)" as "1"
"Flow control(F)" as "None"

2. Reboot NX112, when prompt 'Press Ctrl+B to enter..', press keys CTRL+B, then prompt you input the factory password, the default password is 'huawei' or '' , when enter BOOTROM MENU, select item 3.

3. Input 1 to check current startup configuration, and record the name of startup file:

4、Input 3 to enter startup submenu, then input 5 to display flash files:

5. Input 3 to delete startup file from flash:

6. Input the startup file name(Recorded in step 3) and delete it, then return BOOTROM MENU.
7. Input 7 to reboot NX112, and begin initialize it.

Root Cause
Forgot both telnet password and console port password, couldn't get its access.
NOTE: Clearing console password will eliminate current configuration of NX112, please double confirm before this procsses.