Watch the TFTP server logs. If you see “Timeout,” check your firewall and cable.
There are two primary methods to update the firmware on the An5506-04-f, depending on whether the device is managed by an Internet Service Provider (ISP) or is being managed independently. An5506-04-f Firmware Update
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The FiberHome AN5506-04-F Go to product viewer dialog for this item. Watch the TFTP server logs