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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
Standard No. Title Price(USD) Delivery Status Add To Cart
YD/T 1535-2006 Technical Requirements of Equipment Security for PSTN-Calling Number Information (USD) via email in 1-3 business day VALID
GB/T 29228-2012 Technical requirements for public telecommunication network equipments security—Calling party number information (USD) via email in 1-3 business day VALID
GB/T 29200-2012 Test method for public telecommunication network equipments security—Calling party number information (USD) via email in 1-5 business day VALID
YD/T 1263-2003 Technical Requirements for Interworking of network Based on IP with traditional telecommunication network (USD) via email in 1-3 business day VALID
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