Professional Standard - Post and Telecommunication
Latest
YD/T 4186-2023
Scope
This document specifies the technical requirements for live network testing and acceptance of interoperability between IMS networks, including business testing, business monitoring, and switching back testing. This document is applicable to interworking between IMS networks.
YD/T 4186-2023 history
2023YD/T 4186-2023 Technical Requirements for Test and Acceptance of Live Network Interoperability between IMS Networks