Standards

YD/T 1436-2014 Outdoor communication power system

This standard applies to communication power systems that are placed in fixed outdoor locations and consist of high-frequency switching power supplies, uninterruptible power supplies (UPSs), batteries, distribution devices, temperature regulation devices, and cabinets.

Publish Date: 2014-10-14

YD/T 1997.1-2014 Communication-Introduction of optical cables - Part 1: Butterfly optical cables

This section applies to the butterfly optical cables used in the user introduction section of fiber-to-the-home (FTTH) networks, as well as to those used in the user introduction sections of other fiber access networks, such as fiber-to-the-office (FTTO) and fiber-to-the-building (FTTB).

Publish Date: 2014-10-14

YD/T 1363.3-2014 Power, air conditioning and environmental central monitoring management system for communication sites -- Part 3: Protocol for front-end intelligent devices

This section applies to power supply, air conditioning, and environmental centralized monitoring systems in various communication bureaus (stations), as well as different-scale monitoring systems built on this basis.

Publish Date: 2014-10-14

YD 5196.1-2014 Specification for Seismic Test of Server and Gateway Equipment Part l:Server Equipment

Publish Date: 2014-05-06

YD 5199-2014 Provisional Design Specifications for Packet Transport Network Engineering

Publish Date: 2014-05-06

YD 5200-2014 Provisonal Acceptance Specification for Packet Transport Networks Engineering

Publish Date: 2014-05-06

YD/T 2620.1-2013 Evolved Packet Core Network (EPC) Overall Technical Requirements Part 1: Support for E-UTRAN Access

Publish Date: 2013-10-17

YD/T 2669-2013 The criteria for evaluating the third-party security service capabilities of telecommunications networks and the internet

Publish Date: 2013-10-17

YD/T 2629.2-2013 YD/T 2629.2-2013 Evolved Packet Core (EPC) Equipment Test Methods Part 2: Support for CDMA Access

Publish Date: 2013-10-17

YD/T 2664-2013 YD/T 2664-2013 Safety Level Requirements for the Protection of Common Telecom Facilities

Publish Date: 2013-10-17

YD/T 2620.2-2013 Evolved Packet Core Network (EPC) Overall Technical Requirements Part 2: Support for CDMA Access

Publish Date: 2013-10-17

YD/T 2628.2-2013 Evolved Packet Core (EPC) Equipment Technical Specification Part 2: Requirements for Support of CDMA Access

Publish Date: 2013-10-17