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YD/T 3373-2018SIP relay technical requirements for operators to provide services to enterprise users (English PDF)

运营商向企业用户提供业务的 SIP 中继技术要求

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 21, 2018

Implementation date

April 1, 2019

Scope

YD/T 3373-2018 is the English-translated version of 运营商向企业用户提供业务的 SIP 中继技术要求.

YD/T 3373-2018 — This standard specifies the network architecture requirements, service requirements, protocol requirements, numbering route and number transmission requirements, bearer network requirements, service quality requirements and security requirements of SIP trunks used by operators to provide services to enterprise users.

The service provider provides the SIP trunk to the enterprise in the user access mode or the peer-to-peer mode. The user access mode means that the enterprise user registers with the carrier server and uses the service provided by the operator.

The peer-to-peer interworking mode refers to the internal deployment of the enterprise. The server is registered with the internal server of the enterprise. The enterprise server and the carrier server communicate with each other through the SIP protocol to realize the interworking between the enterprise user and other users.

The SIP trunk in this standard refers to the SIP trunk provided by the operator to the enterprise through peer-to-peer interworking.

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Document preview — YD/T 3373-2018

National Standard of the People's Republic of China

Classification: M 19

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the network architecture requirements, service requirements, protocol requirements, numbering route and number transmission requirements, bearer network requirements, service quality requirements and security requirements of SIP trunks used by operators to provide services to enterprise users. The service provider provides the SIP trunk to the enterprise in the user access mode or the peer-to-peer mode. The user access mode means that the enterprise user registers with the carrier server and uses the service provided by the operator. The peer-to-peer interworking mode refers to the internal deployment of the enterprise. The server is registered with the internal server of the enterprise. The enterprise server and the carrier server communicate with each other through the SIP protocol to realize the interworking between the enterprise user and other users. The SIP trunk in this standard refers to the SIP trunk provided by the operator to the enterprise through peer-to-peer interworking. This standard applies to SIP trunks provided by operators to enterprises.

Document data

Chinese classification (CCS): M19.

Estimated length of the Chinese original: 7,782 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

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