Tuesday, July 19, 2022

Huawei ONU S800E-M cannot get UP in Huawei MA5800 OLT

Issue Description

Customer is using the device S800E-M to connect to OLT, but ONT cannot get online into OLT MA5800 X2 V100R019C20, next message  appears:





Handling Process


1- The OptiXstar S800E is a miniature XGS-PON SFP ONU device that can be inserted into the SFP port of a camera or AP device to provide XGS-PON access for the device to meet the requirements of video backhaul or wireless backhaul.




So we checked the compatibility between this device and OLT model and they are compatibles.

 

2- Checked the status on NCE:




 

3- Also it was checked the configuration in OLT, it was fine because the ont-auto-find was  enabled and ONT add correctly.

4- Then it was perfomed a test in our lab, collected logs from device customer and lab environment to compare them.

on the lab it worked fine as Normal:




 

Customer logs with issue:




Root Cause

Condition: The system contains the xPON app patch. The rollback is canceled.
Symptom: After the device is powered off or reset unexpectedly and switches to the backup area, the xPON app patch is lost.
Impact: Functions of the xPON app patch are lost.
 

Solution

Upgrade OLT to version R20C10SPH308, or later.

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