ISO/IEC 29341-26-12:20 17符合[1]。它定义了在本文中被称为消息传递服务的服务类型。 消息传送服务是允许控制点使用由电话服务器(TS)或电话客户端(TC)提供的消息传送特征的UPnP服务。 它在UPnP网络中提供电话(例如，智能电话、IP电话、VoIP网关等)的整套消息传递能力。)，作为TS的角色。另外或作为替代，具有TC角色的设备可以经由UPnP电话提供消息服务。 此服务为控制点提供以下功能: -寻呼模式消息传送(例如，电子邮件、SMS、MMS等):通知传入消息、读取消息、发送消息、删除消息。 -会话模式消息传送(例如。g.，即时消息，短信等）:通知传入消息，在会话内检索和发送消息，创建、修改或关闭消息会话。 -文件传输会话，以近乎实时的方式传输文件。 此服务不提供以下功能: -连接到用于发送或接收消息的远程服务器(例如，WAN侧)； -向最终用户呈现消息通知和消息； -配置具有用于连接到远程服务器的帐户的消息服务。

ISO/IEC 29341-26-12:2017 is compliant with [1]. It defines a service type referred to herein as Messaging service.
The Messaging service is a UPnP service that allows control points to use the messaging features provided by a Telephony Server (TS) or a Telephony Client (TC).
It provides in the UPnP network the overall set of messaging capabilities of a phone (e.g., smartphone, IP phone, VoIP gateway, etc.), as the role of a TS. Additionally, or as an alternative, a device with the role of a TC can provide the Messaging service via UPnP Telephony.
This service provides the control points with the following functionalities:
- Page Mode Messaging (e.g., e-Mail, SMS, MMS, etc.): notification of incoming messages, reading messages, sending a message, deleting a message.
- Session Mode Messaging (e.g., Instant Messaging, SMS, etc.): notification of incoming messages, retrieving and sending the messages within a session, creating, modifying or closing a messaging session.
- File transfer session, to transfer the files in near real time.
This service does not provide the following functionalities:
- Connection to a remote server for sending or receiving the messages (e.g., WAN side);
- Rendering of message notifications and messages to the end user;
- Configuring the Messaging service with account for connecting to remote servers.