| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YDN 071-1997 | English | 919 |
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Signalling Test Specifications for Interface Between Mobile Service Switching Center and Base Station Subsystem of 900/1800MHz TDMA Digital Cellular Mobile Communications Network - Unit 2: Phase II Test Specification
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YDN 071-1997
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YDN 071-1997
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