| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YDN 066-1997 | English | 3119 |
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Technical specification for No. 7 signaling mode Operation, maintenance and administration part (OMAP) (temporary regulations) (internal standard)
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YDN 066-1997
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YDN 066-1997
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