ISO/IEC/IEEE 8802-1CM:2019/AMD1:2021
Amendment 1 - Telecommunications and information exchange between information technology systems - Requirements for local and metropolitan area networks - Part 1CM: Time-sensitive networking for fronthaul - Enhancements to fronthaul profiles to support ne
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Contents
Introduction
1. Overview
1.3 Introduction
2. Normative references
3. Definitions
4. Acronyms and abbreviations
5. Conformance
5.3 Bridge requirements
5.3.1 Common bridge requirements
5.4 Bridge options
5.4.1 Bridge requirements for Profile B
5.4.2 Bridge requirements for synchronization
5.6 End station options
5.6.1 End station requirements for time synchronization
6. Fronthaul
6.1 Evolved Universal Terrestrial Radio Aaccess technology background
6.2 Class 1 requirements
6.2.3 IQ data requirements
6.2.3.1 Latency
6.3 Class 2 requirements
6.3.1 eCPRI background
6.3.2 User Plane data requirements
6.3.2.1 Latency
6.3.3 Control and Management Plane data requirements
6.3.3.1 Latency
6.3.3.2 Frame Loss Ratio
6.4 Synchronization requirements
6.4.1 Time synchronization requirements
6.4.1.1 6.4.1.2 Category A
6.4.1.2 6.4.1.3 Category B
6.4.2 Frequency synchronization requirements
7. Bridge and synchronization functions
7.3 Frame preemption
7.4 Network synchronization
8. Fronthaul profiles
8.1 Profile A
8.1.3 Meeting latency targets
8.2 Profile B
8.2.3 Meeting latency targets
9. Synchronization solutions
9.1 9.2 Solutions for Category A
Annex A (normative) PCS proforma— Time-sensitive networking for Fronthaul Profiles
A.7 Bridge requirements
A.8 End station requirements
Annex C (informative) Fronthaul interfaces
Annex D (informative) Bibliography
Blank Page
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Contents
Introduction
1. Overview
1.3 Introduction
2. Normative references
3. Definitions
4. Acronyms and abbreviations
5. Conformance
5.3 Bridge requirements
5.3.1 Common bridge requirements
5.4 Bridge options
5.4.1 Bridge requirements for Profile B
5.4.2 Bridge requirements for synchronization
5.6 End station options
5.6.1 End station requirements for time synchronization
6. Fronthaul
6.1 Evolved Universal Terrestrial Radio Aaccess technology background
6.2 Class 1 requirements
6.2.3 IQ data requirements
6.2.3.1 Latency
6.3 Class 2 requirements
6.3.1 eCPRI background
6.3.2 User Plane data requirements
6.3.2.1 Latency
6.3.3 Control and Management Plane data requirements
6.3.3.1 Latency
6.3.3.2 Frame Loss Ratio
6.4 Synchronization requirements
6.4.1 Time synchronization requirements
6.4.1.1 6.4.1.2 Category A
6.4.1.2 6.4.1.3 Category B
6.4.2 Frequency synchronization requirements
7. Bridge and synchronization functions
7.3 Frame preemption
7.4 Network synchronization
8. Fronthaul profiles
8.1 Profile A
8.1.3 Meeting latency targets
8.2 Profile B
8.2.3 Meeting latency targets
9. Synchronization solutions
9.1 9.2 Solutions for Category A
Annex A (normative) PCS proforma— Time-sensitive networking for Fronthaul Profiles
A.7 Bridge requirements
A.8 End station requirements
Annex C (informative) Fronthaul interfaces
Annex D (informative) Bibliography
Blank Page