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How to recall the default password for user root

Publication Date:  2012-07-25 Views:  46 Downloads:  0
Issue Description


Previous trainees changed the password of NE user "root" on OSN1500, later other people want to login the NE, failed, nobody remember the new password.


Alarm Information


password of user "root " be chaned, and nobody remember the new password.

NE can not be accessed again.


Handling Process


There are 2 solutions to recall the default password of user "root".


Option 1:


1. Use Optix Navigator to login the NE, to enable ftp access, command is : cm-set-ftp:open


2.Ftp to NE on Windows OS, see figure 1, many folder be found, we need to delete /db/user.dbf in 4 folders marked with red line.

3. Use Optix Navigator to login the NE, disable ftp access permission, input "reset" command, after SCC restart, the default password of user "root " recovered , poblem be solved.




Figure 1



Option 2:



1.The card name is Q2CXL16, modify the jumper of J3 and SW1 like Figure 2



2.The jumper of J3 should cover pin 2 and 3 (normal condition pin 1 and 2 be covered)



3. Trigers on SW1 be switched to red point location, this value equal 1011, (normal condition should all on right side, value is 0)



4. After jumper and triger be modified as figuer 2, install the board, and cold reset NE, around 5 minutes later, PROG indicator permanent light in green color.



5. Uninstall the card, recover the normal location of J3 and SW1 as above blue remark. reinstall card, password of  "root" come back, problem be solved.



 





                                                                 Figure 2


Root Cause

password of user "root " be chaned, and nobody remember the new password.


Suggestions

Null
 

END