Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)
ao/di service service scopethis standard always on/dynamic isdn technical requirement service high-purity sodium hydroxide edible mushroom all-interlocking signal power supply panel scopethis part
YD/T 1204-2002 in English

YD/T 1204-2002 in English

VALID

Technical requirement of Always On/Dynamic ISDN (AO/DI)service

  • Issued on:2002-06-21
  • Implemented on:2002-06-21
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $390.00
$379.00
Standard No: YD/T 1204-2002
Document status: VALID
Title in English: Technical requirement of Always On/Dynamic ISDN (AO/DI)service
Title in Chinese: 为ISDN用户提供始终保持/动态ISDN(AO/DI)业务的技术要求
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2002-06-21
Implemented on: 2002-06-21
Chinese Classification: L78-Data information
Professional Classification: YD-Telecommunication
Related Keywords: ao/di service
service scopethis standard
always on/dynamic isdn
technical requirement
service
Related Topics: ao
di's standard
crf
yd/t1238-2002

本标准规定了AO/DI业务的体系结构、协议要求、业务流程、编号要求、主要设备/功能模块基本要求等。本标准适用于AO/DI业务的提供、设备开发和选型。


Scope

This standard specifies the architecture, protocol requirements, business processes, numbering requirements, and basic requirements of main equipment/functional modules of the AO/DI service. This standard is applicable to the provision of AO/ZDI services, equipment development and selection.

Sample only — not a preview of YD/T 1204-2002
Page: 1 / 0
100%

Loading PDF document...

Error loading PDF. Please make sure the file is valid and try again.

We also recommend