Professional Standard - Post and Telecommunication
Latest
YD/T 1927-2009
Scope
This standard specifies basic requirements such as functional requirements, protocol requirements, interface requirements, billing requirements, security requirements, performance requirements, operation, maintenance and management requirements, and reliability requirements for softswitch service access control equipment. This standard applies to softswitch service access control equipment.
YD/T 1927-2009 Referenced Document
GB 9254-1998 Information technology equipment--Radio disturbance characteristics--Limits and methods of measurement
GB/T 17618-1998 Information technology equipment--Immunity characteristics--Limits and methods of measurement
YD/T 1045-2000 Technical specification for network access server