| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 2533-2019 | English | RFQ |
ASK
|
Days<=3
|
(Technical requirements for inter-network number portability centralized service management system and service acceptance system / local service management system interface protocol)
|
YD/T 2533-2019
| Valid |
YD/T 2533-2019
|