Scaling optical interconnects for hyperscale data center networks

C Xie, B Zhang - Proceedings of the IEEE, 2022 - ieeexplore.ieee.org
Due to widespread applications and rapid development of cloud computing and Internet
services, hyperscale data centers have experienced an unprecedented demand for …

Open and disaggregated optical transport networks for data center interconnects

C Xie, L Wang, L Dou, M Xia, S Chen… - Journal of Optical …, 2020 - opg.optica.org
In this paper, we present Alibaba's practices and views on open and disaggregated optical
transport networks, with a focus on metro data center interconnects (DCIs). We first discuss …

Reliable and scalable Kafka-based framework for optical network telemetry

A Sgambelluri, A Pacini, F Paolucci… - Journal of Optical …, 2021 - opg.optica.org
Telemetry data acquisition is becoming crucial for efficient detection and timely reaction in
the case of network status changes, such as failures. Streaming telemetry data to many …

Experimental evaluation of control and monitoring protocols for optical SDN networks and equipment [Invited Tutorial]

R Vilalta, C Manso, N Yoshikane… - Journal of optical …, 2021 - opg.optica.org
This paper presents an experimental evaluation of network protocols for control and
management of optical networks and optical network equipment as seen in current trends …

High capacity innovations enabling scalable optical transmission networks

YR Zhou, J Keens, W Wakim - Journal of Lightwave Technology, 2022 - ieeexplore.ieee.org
We review and introduce key optical innovations that enable scalable and efficient high
capacity optical networks, such as advanced modulation formats, flexible grid, optical …

Detecting ephemeral optical events with {OpTel}

C Miao, M Chen, A Gupta, Z Meng, L Ye… - … USENIX Symposium on …, 2022 - usenix.org
Degradation or failure events in optical backbone networks affect the service level
agreements for cloud services. It is critical to detect and troubleshoot these events promptly …

Peer-to-peer disaggregated telemetry for autonomic machine-learning-driven transceiver operation

F Paolucci, A Sgambelluri, MF Silva… - Journal of Optical …, 2022 - ieeexplore.ieee.org
Autonomic networking and monitoring will drive the evolution of next generation software
defined networking (SDN) optical networks towards the zero touch networking paradigm …

Practical considerations for near-zero margin network design and deployment

DW Boertjes, M Reimer, D Côté - Journal of Optical Communications …, 2019 - opg.optica.org
Maximizing the delivered capacity of optical transponders by mining the SNR margin to a
near-zero level is of critical importance for the economic viability of future optical networks …

Opening up ROADMs: streaming telemetry

J Kundrát, M Vaško, R Krejčí, V Kubernát… - Journal of Optical …, 2021 - opg.optica.org
We present an implementation of streaming telemetry of optical metrics within open
hardware reconfigurable add/drop multiplexers (ROADMs). Our key achievements are sub …

SLA-aware real time control technology across optical and mobile networks

H Ou, K Asaka, T Shimada, T Yoshida - Optical Fiber Communication …, 2022 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 SLA-aware
Real Time Control Technology across Optical and Mobile Networks Hiroshi Ou, Kota Asaka …