2023-12-4 3.233.221.90
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Code of China
International Standard List: Telecommunication systems

YD/T 1520-2006 Interoperability Specification and test measurement for H.323 based VoIP accessing equipment 
  Issued on: 2006-12-11   Price(USD): 1290.0
YD/T 1515-2006 Technical Specification for IPv6 Routing Protocol——Intermediate System to Intermediate System Intra-domain Routing Information Exchange Protocol (IS-IS)for IPv6 Routing Protocol 
  Issued on: 2006-12-11   Price(USD): 120.0
YD/T 589-2006 Basic Requirement of Transmission Impaiment Tolerance for Group 3 Document Facsimile on the Telephone Network 
  Issued on: 2006-12-11   Price(USD): 160.0
YD/T 1522.1-2006 Technical Requirements for Session Initiation Protocol Part 1:Basic Session Initiation Protocol 
  Issued on: 2006-12-11   Price(USD): 2070.0
YD/T 1516-2006 Technical Requirements for Interlligent Terminal Equipment based on IP:IP Telephone Terminal 
  Issued on: 2006-12-11   Price(USD): 360.0
YD/T 1522.2-2006 Technical Requirements for Session Initiation Protocol Part 2:Applications about call control based on SIP 
  Issued on: 2006-12-11   Price(USD): 690.0
YD/T 1289.4-2006 Synchronous Digital Hierarchy (SDH)transport network management system technical specification Part 4:EMS-NMS Interface Function 
  Issued on: 2006-12-11   Price(USD): 460.0
YD/T 1443-2006 Technical Requirements of Generic Framing Procedure(GFP) 
  Issued on: 2006-5-31   Price(USD): 480.0
YD/T 1445-2006 Technical Requirements of Adaption Layer of No.7 Signalling Interworking with IP Message Transfer Part (MTP)Level 2 User Adaption Layer 
  Issued on: 2006-5-31   Price(USD): 660.0
YD/T 5067-2005 Specifications on Engineering Acceptance for 900/1800MHz TDMA Digital Cellular Mobile Communication System 
  Issued on: 2006-7-25   Price(USD): 450.0
YD/T 1439-2006 Router security test methods-high end router(IPv4) 
  Issued on: 2006-5-31   Price(USD): 420.0
YD/T 1440-2006 Router security test methods-middle/low end router(IPv4) 
  Issued on: 2006-5-31   Price(USD): 450.0
YD/T 1431-2006 Technical requirement and testing methods for the charging performance of exchange-mobile intelligent network part 
  Issued on: 2006-5-31   Price(USD): 270.0
YD/T 1471-2006 Service Technical Requirements for Layer 2 Virtual Private Network (VPN)Based on IP 
  Issued on: 2006-6-8   Price(USD): 330.0
YD/T 1481-2006 Technical Requirements for SIP Server Equipment 
  Issued on: 2006-6-8   Price(USD): 660.0
YD/T 1364-2005 Technical specification for interworking gateway in point to point short message interworking 
  Issued on: 2005-9-1   Price(USD): 150.0
YD/T 1390-2005 Technical requirements for application server based on softswitch 
  Issued on: 2005-9-1   Price(USD): 360.0
YD/T 1407-2005 Technical specification and test method for interconnecting communication quality of internet exchange (NAP) 
  Issued on: 2005-9-1   Price(USD): 210.0
YD/T 1402-2005 The general technique requirement of IP network interconnection 
  Issued on: 2005-9-1   Price(USD): 220.0
YD/T 1381-2005 IP network technical requirements - -network performance testing metho 
  Issued on: 2005-9-1   Price(USD): 330.0
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