China 'YD/T 1285-2003
' Industry standard english version:
YD
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
YD/T 1285-2003
The test method for quality of communication for inter-public telecom network. Call complete ratio and post-dialing delay for telephone call 公用电信网间通信质量测试方法——电话呼叫的接通率和拨号后时延
Issued Date:2003-08-12
Implemented Date:2003-08-12
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
YD/T 1285-2003
Standard Category
China Telecommunication
Standards
GB Standard English Title
The test method for quality of communication for inter-public telecom network. Call complete ratio and post-dialing delay for telephone call