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eSight V300R009C00 Operation Guide 10

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Replacing a Faulty ONT

Replacing a Faulty ONT

This topic describes how to replace a faulty ONT or ONT failed to meet new service requirement and adds the replacement to eSight.


  • eSight is running properly.
  • The original ONT has been added to eSight.


  1. Choose Resource > PON from the main menu.
  2. Choose PON Resource > ONU from the navigation tree on the left.
  3. In the list, find the ONT to be replaced and click .
  4. In the Replace ONUs dialog box, enter the SN of the new ONT, or selecting the SN of device which is in automatically discovering status.
  5. Optional: If you need to upgrade the ONT, select the Version File text box and select the desired version file from the drop-down list. If there is no available version, click File Management to go to the File page. On the page, set the version information and upload the version file.

    • If the Version file check box is selected, you can check and perform further operations in Upgrade Task after the replacement task is created. The upgrade task will start after the new ONT is powered on.
    • The ONT whose Type is not identified supports only SN replacement.

  6. Click Apply.

    • After the task is started, the WLAN settings will be automatically delivered to the new device.
    • Replacing ONTs may interrupt services and restart ONTs.
    • If the new ONT has already gone online, the replacement will fail.

Follow-up Procedure

  • Synchronize the new device manually after it goes online. The ONU list will be updated.
  • SN, Run Status, Operation Status, Configuration Status of device will be displayed as entered SN, Offline, Activated and Initial after replacement. After the new ONT is powered on, it is automatically registered to inherit service configurations of the original ONT.
  • If the SN on eSight is inconsistent with the actual SN of the new ONT, the run status of the ONT is offline after the new ONT is powered on.
  • Checks the execution result of the upgrade task.

    On the Upgrade Task page, click the name of the upgrade task to view detailed information of the task and the execution result.

    • You can view the upgrade status of each device in the Upgrade Status column. If the upgrade fails, view the failure causes in the Failure Reason column.
    • If you want to re-deliver an upgrade task to a device that fails to be upgraded, select the device and click . You can also click in the Operation column of the device that fails to be upgraded.
    • If ONT upgrade task is created while replacing ONT, after the ONT goes online and upgrade task starts, choose PON Deployment > Task Deployment from the navigation tree on the left to view the progress of the replacement task.
Updated: 2019-09-07

Document ID: EDOC1100011877

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