Ultra-Low Latency (ULL) Networks: The IEEE TSN and IETF DetNet Standards and Related 5G ULL Research

  title={Ultra-Low Latency (ULL) Networks: The IEEE TSN and IETF DetNet Standards and Related 5G ULL Research},
  author={Ahmed Nasrallah and Akhilesh S. Thyagaturu and Ziyad Alharbi and Cui-Xiang Wang and Xing Shao and Martin Reisslein and Hesham Elbakoury},
  journal={IEEE Communications Surveys \& Tutorials},
Many network applications, e.g., industrial control, demand ultra-low latency (ULL. [] Key Result This survey can thus serve as a basis for the development of standards enhancements and future ULL research studies that address the identified pitfalls and limitations.

Analysis of 5G-TSN Integration to Support Industry 4.0

Current research and standardization work on 5G-TSN integration is discussed, and for a closed loop control application the 5GS bridge delay is quantified, to discuss open technical and research challenges to effectively integrate 5G and TSN.

Asynchronous Time-Sensitive Networking for 5G Backhauling

This article delves into the adoption of asynchronous TSN for 5G backhauling and some of the relevant related aspects, and presents a simulation-based proof-of-concept (PoC) to assess the capacity of ATS-based forwarding planes for accommodating 5G data flows.

Network Slicing for TSN-Based Transport Networks

This work presents and analyzes methods and mechanisms for interconnecting a network slice control and management system of the mobile network, with an IEEE Time-Sensitive Network (TSN) control plane, and describes a set of amendments required in order to enable network slicing.

Flexible Design on Deterministic IP Networking for Mixed Traffic Transmission

A flexible DIP (FDIP) network is designed that significantly outperforms the standard DIP in terms of both the throughput and the latency guarantees and a branch and bound (BnB)-based heuristic is developed.

Ultra‐low‐latency services in 5G systems: A perspective from 3GPP standards

A 5G system based on 3GPP Release 15 to support MEC with a potential sub‐10 ms end‐to‐end latency in the edge network is developed and a 5G‐IEEE TSN interworking system is suggested that meets an end-to-end latency of 2 ms.

Scheduling Enhancements and Performance Evaluation of Downlink 5G Time-Sensitive Communications

A comparison of semi-persistent and dynamic packet scheduling methods is presented as well as necessary enhancements to link adaptation and interference coordination procedures, and the network capacity in terms of number of supported TSC flows can be more than doubled.

Reconfiguration algorithms for high precision communications in time sensitive networks: Time-aware shaper configuration with IEEE 802.1Qcc

This work examines both a centralized network/distributed user model (hybrid model) and a fully‐distributed (decentralized) 802.1Qcc model on a typical industrial control network with the goal of maximizing the number of ST streams.

Evaluating the Performance of Over-the-Air Time Synchronization for 5G and TSN Integration

This paper evaluates the performance of over-the-air time synchronization mechanism which has been proposed in 3GPP Release 16 and reveals the conditions under which 1 μs or below requirement for TSN time synchronization can be achieved.

A Survey of End-to-End Solutions for Reliable Low-Latency Communications in 5G Networks

This paper presents a novel classification of the literature focused on new end-to-end solutions and the creation of services towards the support of low latency (1 ms) and high reliability (10−9 error rate) in current and future 5G networks.



Design Aspects of Low-Latency Services with Time-Sensitive Networking

This article presents two mature TSN tools: time gated queuing and frame preemption and highlights their operational and design aspects when using them in industrial and fronthaul networks, investigating their applicability through different simulation scenarios.

Link-level access cloud architecture design based on SDN for 5G networks

This article proposes an SDN-based design of a hierarchical architecture for the 5G packet core and focuses on the design of its access cloud with the goal of providing low latency and scalable Ethernet-like support to terminals and MTC devices including mobility management.

Time-Sensitive Networking Standards

The seven articles in this special section focus on time sensitive networking (TSN), an IEEE 802.1 standard that provides guaranteed data transport with bounded low latency, low delay variation, and extremely low data loss for time and/or mission critical traffic.

Impact of Packetization and Scheduling on C-RAN Fronthaul Performance

This work investigates the impact of packetization on the proposed CRAN network and provides a packetization algorithm over the FH links that will impact the CRAN performance and survey and analyze various packet scheduling policies applied at the aggregated RRU gateway in order to increase the multiplexing gain.

FiWi Access Networks Based on Next-Generation PON and Gigabit-Class WLAN Technologies: A Capacity and Delay Analysis

The results indicate that the proposed optimized FiWi routing algorithm (OFRA) outperforms minimum (wireless) hop and delay routing in terms of throughput for balanced and unbalanced traffic loads, at the expense of a slightly increased mean delay at small to medium traffic loads.

Routing optimization of AVB streams in TSN networks

A search-space reduction technique and a Greedy Randomized Adaptive Search Procedure-based heuristic are proposed for this routing optimization problem of the AVB streams such that all frames are schedulable and their worst-case end-to-end delay is minimized.

Capacity and Delay Analysis of Next-Generation Passive Optical Networks (NG-PONs)

The presented analysis is the first to consider multiple PONs interconnected via a metro network and quite accurately characterizes the throughput-delay performance of EPON/GPON tree networks, including networks upgraded with higher data rates and wavelength counts.

No-wait Packet Scheduling for IEEE Time-sensitive Networks (TSN)

The No-wait Packet Scheduling Problem (NW-PSP) is introduced for modelling the scheduling in IEEE Time-sensitive Networks and a Tabu search algorithm for efficient computing of schedules and a schedule compression technique to reduce number of guard bands in schedule are presented.

A cloud radio access network with power over fiber toward 5G networks: QoE-guaranteed design and operation

This article describes the envisioned C-RAN based on passive optical networks (PONs) exploiting power over fiber (PoF), which can be installed with low installation cost and is capable of providing communication services without external power supply for remote radio head (RRH), and describes QoE requirement on the envisioned network.