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GPON ONT terminal upgrade function isn't available on BMS N2000

Publication Date:  2012-07-25 Views:  43 Downloads:  0
Issue Description
ONT upgrade funciont is new feature of BMS,but I have failed serveral times to upgrade Ont on BMS.
please referto "upgrade terminal isn't available.jpg"
Alarm Information
null
Handling Process
1.Check the BMS xPON processing, it's running normally.
   check the ONT work normally through the CLI command method.
2.BMS can manage and config OLT and ONT normally. all other function is normal except for Upgrade terminal.
3. Change the configuration about  the ONT vendor, ONT type, ONT software on N2000.
   Click the menu "modify", then configure correct VendorID, Terminal Type,Softwareversion etc.
   please refer to  "select the correct ONU information.jpg"
4. Check and test again, the "Upgrade terminal" menu become normal. 
   please refer to "Upgrade Terminal is available.jpg"
Root Cause
1.BMS running abnormally
2.The ONT don't support terminal upgrade funciotn by BMS
not all ONT can support the remote upgrade  by BMS. 
  only some type of ONT produced by Huawei or the ONT has been bested by Huawei. 
Suggestions
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