GB 3376-1982
Abolished
YD/T 4158-2022
Active
Industry standards-Postal and telecommunications
YD/T 4158-2022 Interoperability technical requirements for number portability between networks
YD/T 4158-2022 Interoperability technical requirements for number portability between networks
Price:
$ 30
Basic Information
Standard Code:
YD/T 4158-2022
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Communication network number, signal, and connection
ICS Name:
Exchange and signaling systems
Publish Date:
2022-09-30
Implement Date:
2023-01-01
Scope
This document applies to the inter-network interoperability of the number portability service. The technical solutions within each operator's network are not within the scope of this document. The gateway offices involved in the business process include traditional circuit-switched domain gateway offices and IMS interoperability gateway offices.
Development Information
Related Standards
GB/T 3377-1982
Active
GB/T 3377-1982 Multifrequency register signalling system for telephone automatic switching network
GB/T 3378-1982
Active
GB/T 3378-1982 Subscriber line signalling system for telephone automatic switching network
GB/T 3380-1982
Active
GB/T 3380-1982 Ringing and tone for telephone automatic switching network
GB 3971.2-1983
Abolished
GB 3971.2-1983 Interoffice junction digital line signalling system for telephone automatic switching network
GB/T 5442-1985
Abolished