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Proteus AMT-L Rev 1D.zip contains the latest Proteus AMT L-Series IDU firmware code. To upgrade your IDU firmware download this file then decompress the individual files contained in the zip file. The file "Download Instructions.doc" contains instructions for downloading the new firmware into your IDU.

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>NOTE: Upgrading the IDU firmware will require rebooting your terminal before the new firmware takes effect. Rebooting the IDU via software commands does not affect traffic. The firmware is fully compatible with all previous software versions.