Full Description

Scope

Define optional enhancements to Ethernet support for time synchronization protocols to provide improved timestamp accuracy in support of ITU-T Recommendation G.8273.2 'Class C' and 'Class D' system time error performance requirements.

Abstract

Amendment Standard - Active.This amendment to IEEE Std 802.3-2022 modifies Clause 30, Clause 45, and Clause 90, and adds Annex 90A to enhance support for time synchronization protocols by providing options for sub-nanosecond reporting of the transmit and receive path data delays, selection of the data delay measurement point, and dynamic reporting of path data delay variation. (The PDF of this standard is available at no charge compliments of the IEEE GET program at https://ieeexplore.ieee.org/browse/standards/get-program/page/series?id=68.)

Product Details

Published: 04/21/2023 ISBN(s): 9781504496056 Number of Pages: 74 Product Code(s): STDPD26083 Note: This product is unavailable in Russia, Ukraine, Belarus