Professional Standard - Post and Telecommunication
Latest
YD/T 1263-2003
Scope
This standard stipulates the services to be opened when traditional telecommunications networks such as PSTN/ISDN networks and mobile networks are interconnected with IP networks, the implementation methods of various services, and the relay methods of various services. It also specifies the numbers and numbers involved in the interoperability. Billing is provided for. This standard applies to the interconnection between offline networks and traditional telecommunications networks.
YD/T 1263-2003 history
2003YD/T 1263-2003 Technical Requirements for Interworking of network Based on IP with traditional telecommunication network