Standards

YD/T 4134-2022 Active

YD/T 4134-2022 Industrial Internet: Time-sensitive network requirements and scenarios

This document is applicable to the network planning, design, and construction optimization of time-sensitive networks within the internal networks of industrial enterprises (represented by manufacturing industries) in the field of industrial internet.

Publish Date: 2022-09-30

YD/T 1157-2022 Active

YD/T 1157-2022 Transmission of inter-network originating number

This document is applicable to the transmission of calling numbers between networks.

Publish Date: 2022-09-30

YD/T 4135-2022 Active

YD/T 4135-2022 LTE network implementation technical requirements for number portability (YD/T 4135-2022)

This document is applicable to the number portability technology solutions under the following two transition scenarios: using VoLTE technology for voice services in LTE networks, and employing CSFB and dual-standby modes via the circuit-switched domain (2G/3G).

Publish Date: 2022-09-30

YD/T 4136-2022 Active

YD/T 4136-2022 Inter-network Number Portability Service Quality Requirements

This document applies to the activities of telecommunications service providers in providing number portability services between networks.

Publish Date: 2022-09-30

YD/T 3866.3-2022 Active

YD/T 3866.3-2022 IPTV Digital Rights Management System Technical Requirements Part 3: Interface and Communication Flows

This document is applicable to the digital copyright management platform of the IPTV system.

Publish Date: 2022-09-30

YD/T 3866.5-2022 Active

YD/T 3866.5-2022 IPTV Digital Rights Management System Technical Requirements Part 5: Interface Message and Parameters

This document is applicable to the IPTV digital copyright management system.

Publish Date: 2022-09-30

YD/T 3866.7-2022 Active

YD/T 3866.7-2022 IPTV Digital Rights Management Platform Technical Requirements Part 7: DRM Client Interface

This document is applicable to the IPTV digital rights management client.

Publish Date: 2022-09-30

YD/T 4137-2022 Active

YD/T 4137-2022 The functional, performance requirements and testing methods for home 4K high-definition IPTV set-top box WLAN and other wireless transmissions with similar or adjacent frequencies based on telecommunications networks

This document is applicable to the 4KP60 set-top box products in a home wireless network environment.

Publish Date: 2022-09-30

YD/T 4138-2022 Active

YD/T 4138-2022 Fire and security safety evaluation guidelines for communication buildings

This document is applicable to the safety assessment of fire protection and security in communication buildings. It is suitable for self-assessment organized by communication building units and safety assessments of fire protection and security conducted by third-party service agencies. The assessment report serves as evidence of the implementation of relevant systems and a basis for rectifying potential safety hazards.

Publish Date: 2022-09-30

YD/T 4139-2022 Active

YD/T 4139-2022 Fire and security facilities maintenance regulations in the communication industry

This document is applicable to the maintenance of fire protection facilities in communication buildings.

Publish Date: 2022-09-30

YD/T 4140-2022 Active

YD/T 4140-2022 Test method for transmitting location information of mobile terminal in emergency situation

This document applies to mobile terminals, positioning platforms, public safety response points, and other equipment involved in the transmission of location information from mobile terminals in emergency situations.

Publish Date: 2022-09-30

YD/T 1141-2022 Active

YD/T 1141-2022 YD/T 1141-2022 Ethernet Switch Test Methods

This document is applicable to Ethernet switches operating at the second layer, the data link layer, in the ISO OSI 7-layer reference model. Ethernet switches operating at the third layer or higher are not within the scope of this document. This document is applicable to managed network devices, and unmanaged devices are not within the scope of this document.

Publish Date: 2022-09-30