NetAlly regularly updates the software and firmware ecosystem. You must obtain the official files via the Link-Live cloud portal or the NetAlly support site.
Always check the release notes for your specific version.
| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | | Corrupted bootloader or power loss | Use the SD card bootloader method (Hold BACK + Power). If that fails, contact NetScout support for a recovery image. | | “SD Card Error” during update | Card too large (>2GB) or not FAT32 | Find an older, low-capacity SD card. Modern high-density cards are often incompatible with the AT 2000’s older controller. | | USB utility doesn't see tester | Missing Windows driver | The LinkRunner AT 2000 uses a generic CDC Serial driver. Force install the driver from the utility folder. | | PoE tests still inaccurate | Firmware updated, but calibration lost | The AT 2000 requires annual factory calibration for PoE accuracy. Firmware does not fix hardware drift. | linkrunner at 2000 firmware update
: Resolves intermittent DHCP timeout issues reported in earlier versions.
Reinstall the LinkRunner AT Manager software. This forces Windows to reload the proprietary USB drivers required to interface with the device. Update Fails Mid-Way or Freezes | Problem | Likely Cause | Solution |
Cross-reference the listed firmware version number with the version number of the file you downloaded.
The LinkRunner AT 2000 is officially in status. NetScout no longer develops new features for this model. The final firmware releases (v2.5.4 and v2.6.0 for some SKUs) are static. If your unit is running an older version like v1.x or v2.0.x, updating to v2.5.x is highly recommended. However, if you are already on v2.5.0, you are missing minimal changes. Modern high-density cards are often incompatible with the
The firmware update is essential for maintaining the device's diagnostic accuracy and ensuring compatibility with the Link-Live Cloud Service . Keeping your network tester updated allows you to access improved AutoTest features and the latest security patches. Preparing for the Update Before starting, ensure you have the following:
Connect the Mini-USB end of the cable to the side port of the LinkRunner.
The update takes about 5 minutes. The unit will reboot automatically; do not disconnect the USB cable until the Manager software confirms the process is finished. Why Keep Your LinkRunner Updated?