| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 1883-2013 | English | 529 |
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Days<=4
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Technical requirements and testing methods for charging performance of voice service of the fixed soft switch network
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YD/T 1883-2013
| Valid |
YD/T 1883-2013
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