What is purpose of TR-104, TR-106, TR-122, WT-135, WT-140, and WT-142

1.	What is purpose of TR-104, TR-106, TR-122, WT-135, WT-140, and WT-142 protocols?
Answer» TR-104 Data model for VoIP services is available for Video services too. TR-106 defines the common data model template. Defines the baseline object structure and set of accessible parameters for a TR-69 device. TR-122 defines Voice ATA Requirements. WT-135 is the object model for the STB device. WT-140 is the Object Model Network Storage Device. WT-142 is the framework for TR-069 enabled PON device.

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