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A/350, “Guide to the Link-Layer Protocol”Approved: 3 April 2024

This document provides recommended practices for the ATSC Link-layer Protocol (ALP) standard specified by A/330.

Download current version: A/350:2024-04, “Guide to the Link-Layer Protocol”, 3 April 2024.

Previous Versions

There are multiple versions of this document. Please be sure to download the desired version. For amendments, the text includes a list of changes, the rationale for the changes, and compatibility considerations.

Download A/350:2019, “Guide to the Link-Layer Protocol”, approved 19 July 2019.

Download A/350:2022-03, “Guide to the Link-Layer Protocol”, 31 March 2022.

Download A/350:2023-03, “Guide to the Link-Layer Protocol”, 28 March 2023.

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ATSC, the Broadcast Standards Association, is an international, non-profit organization developing voluntary standards and recommended practices for digital terrestrial broadcasting. Serving as an essential force in the broadcasting industry, ATSC guides the seamless integration of broadcast and telecom standards to drive the industry forward. Currently, the ATSC 3.0 Standard is providing the best possible solution for expanding the potential of the broadcast spectrum beyond its traditional application to meet changing needs. From conventional television to innovative digital data services, ATSC has one clear goal: to empower the broadcasting ecosystem like never before.

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