| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YDN 045-1997 | English | RFQ |
ASK
|
Days<=3
|
Basic Specifications for Management Network Information Model of Synchronous Digital Hierarchy (SDH)
|
YDN 045-1997
| |
YDN 045-1997
|