本文件提供了在处理CAP编码数据的各种消费电子设备中使用CAP编码数据的推荐做法，与交付方法无关。该文件包括过滤和设备响应指南。由于设备可能会将CAP编码数据视为常规格式内容，因此，本文件并未涉及由传送源转换为其常规（“本机”）格式的数据的使用。本公告主要关注与CAP接收和处理相关的设备行为- 基于警报消息。本文档还包括有关警报可访问性的建议做法。

This document provides recommended practices, independent of delivery method, for CAP-encoded data usage among various consumer electronics devices that process CAP-encoded data. The document includes guidelines for filtering and device response.The document does not address the usage of CAP-encoded data that is converted by the delivering source into its regular ('native') format, as it may be perceived by the devices as regular format content.This bulletin focuses on device behavior associated with the receipt and processing of CAP-based alert messages. This document also includes recommended practices regarding accessibility to alerts.