ITU-T G.8275 (Architecture) One-Page Summary

Title: Architecture and requirements for packet-based time and phase distribution

Summary

• Defines the architecture for packet-based time and phase distribution

• Includes both full and partial timing support architectures

Status

• Current version: 2nd. Edition, August 2017, plus Amendment 1 (11/ 2018), Amendment 2 (02/2022), Amendment 3 (11/2022)

• Download from: https://www.itu.int/ITU-T/recommendations/rec.aspx?rec=13328

Key Contents

Generic Architecture:

Centralised PRTC and PRC Functions:

Cell-Site Distributed PRTC Function:

Edge Distributed PRTC Function:

APTS Architecture:

APTS Architecture with Cell-Site GMs: