| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 2458-2013 | English | 1669 |
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Days<=10
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Test method of services based on the unified IMS customized multimedia ringing (Release 1)
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YD/T 2458-2013
| Valid |
YD/T 2458-2013
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