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USG9300 viewed that the ESN is empty and license fails to load

Publication Date:  2012-10-27 Views:  66 Downloads:  0
Issue Description
1, when using the command “display device” view ESN, found the ESN code of MPU board is empty.
2, after the USG9310 (version software is the USG9300 V100R001C01SPC001) imported license, use “license file license.dat” command activate licence failed, prompting the error message “Fail to initialize”.
Alarm Information
None.
Handling Process
When using the command “display device” check each single board’s information, find double controlled MPU board’s ESN codes are all empty, without any display. Later got solutions are as follows:
Step one: in the system view, input command “_h” to access to hidden mode. Executive “display bordinfo slot X eeprom 0” to check
Master board coding is the equipment’s ESN code. The X is master board’s slot number.
Step 2: executive the command “active mpu-esn” to activate the MPU’s ESN code.
Step 3: if it is double control, power off the equipment at first and power it on after unplugged the master board, executive the following steps to the slave master board.
Step1 and step 2 executive the same operation. Activated the double control’s two ESN code.
Step 4: after completed to activate the equipment ESN code, upload license, execute the command “license file license.dat”, loading license successfully.
Root Cause
There are three possible reasons:
A, license file does not match with the equipment ESN code
B, version can't identify the current license file.
C, ESN code is not activated lead to license activation failure.
In this case, the reason is ESN code is not activated, license fails to load.
Suggestions
If the license upload unsuccessfully, first check the equipment’s ESN code, check whether it has been activated. If it has been activated, then confirm whether the ESN code is matching with the ESN code which is used for applying the license. The final confirm whether the license file has been damaged. 

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