Patent 10097480 was granted and assigned to Ciena on October, 2018 by the United States Patent and Trademark Office.
Time transfer systems and methods in Flexible Ethernet (FlexE) between a first node and a second node include detecting a timestamp point of reference in FlexE overhead and sampling a time based thereon; communicating samples of the timestamp point of reference between the first node and the second node; and determining a time delay between the first node and the second node based on the samples.