Professional Standard - Post and Telecommunication
Latest
YD/T 2720-2014
Scope
This standard specifies the technical requirements for digital terminal equipment to provide power or obtain power through Ethernet links. This standard applies to telecommunications switching and routing equipment in network environments where Ethernet is used as the access network and various equipment that need to connect to Ethernet ports to obtain power.
YD/T 2720-2014 Referenced Document
IEEE 802-2001 Standard for Local and Metropolitan Area Networks: Overview and Architecture IEEE Computer Society Document*, 2024-04-20 Update
IEEE 802.3af-2003 Information technology - Telecommunications and information exchange between systems; Local and metropolitan area networks; Specific requirements - Part 3: Carrier Sense Multiple Access with Collision Detection (CSMA/CD) access method and physical layer s*, 2024-04-20 Update
IEEE 802.3at-2009 Standard for information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Specific requirements - Part 3: Carrier Sense Multiple Access with Collision Detection (CSMA/CD) access method and p*, 2024-04-20 Update
YD/T 2720-2014 history
2014YD/T 2720-2014 Technical requirements for data terminal equipment(DTE)power