2024-12-22 18.219.131.216
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International Standard List: Integrated Services Digital Network (ISDN)

YD/T 1472-2006 Technical Requirements for Adaptation Layer of ISDN Signalling Interworking with IP 
  Issued on: 2006-6-8   Price(USD): 540.0
YD/T 1473-2006 Technical Requirements of V5.2 User Adaptation Layer 
  Issued on: 2006-6-8   Price(USD): 210.0
YD/T 1420-2005 Technical requirements for jitter and wander in digital networks based on 2048kbit/s hierarchy 
  Issued on: 2005-12-26   Price(USD): 520.0
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