A survey of fast-recovery mechanisms in packet-switched networks

M Chiesa, A Kamisiński, J Rak… - … Surveys & Tutorials, 2021 - ieeexplore.ieee.org
In order to meet their stringent dependability requirements, most modern packet-switched
communication networks support fast-recovery mechanisms in the data plane. While …

PURR: a primitive for reconfigurable fast reroute: hope for the best and program for the worst

M Chiesa, R Sedar, G Antichi, M Borokhovich… - Proceedings of the 15th …, 2019 - dl.acm.org
Highly dependable communication networks usually rely on some kind of Fast Re-Route
(FRR) mechanism which allows to quickly re-route traffic upon failures, entirely in the data …

Traffic engineering with three-segments routing

V Pereira, M Rocha, P Sousa - IEEE Transactions on Network …, 2020 - ieeexplore.ieee.org
Segment Routing (SR) is a new fertile ground for Traffic Engineering (TE). By decomposing
forwarding paths into segments, which specify a list of intermediate delivery points that a …

Improved fast rerouting using postprocessing

KT Foerster, A Kamisiński, YA Pignolet… - … on Dependable and …, 2020 - ieeexplore.ieee.org
To provide fast traffic recovery upon failures, most modern networks support static Fast
Rerouting (FRR) mechanisms for mission critical services. However, configuring FRR …

Shortcutting fast failover routes in the data plane

A Shukla, KT Foerster - Proceedings of the symposium on architectures …, 2021 - dl.acm.org
In networks, availability is of paramount importance. As link failures are disruptive, modern
networks in turn provide Fast ReRoute (FRR) mechanisms to rapidly restore connectivity …

Sentinel: Failure recovery in centralized traffic engineering

J Zheng, H Xu, X Zhu, G Chen… - IEEE/ACM Transactions …, 2019 - ieeexplore.ieee.org
Network failures are common in wide area networks (WANs). Failure recovery in a software-
defined WAN takes minutes or longer, as the controller needs to calculate a new traffic …

A tight characterization of fast failover routing: Resiliency to two link failures is possible

W Dai, KT Foerster, S Schmid - … of the 35th ACM Symposium on …, 2023 - dl.acm.org
To achieve fast recovery from link failures, most modern communication networks feature
local fast failover mechanisms in the data plane. These failover mechanisms typically rely on …

SafeGuard: Congestion and memory-aware failure recovery in SD-WAN

M Shojaee, M Neves, I Haque - 2020 16th International …, 2020 - ieeexplore.ieee.org
In software-defined WANs (SD-WAN), link failure can lead to congestion and packet loss,
hence degrading application performance. State-of-the-art traffic engineering approaches …

On the resilience of fast failover routing against dynamic link failures

W Dai, KT Foerster, S Schmid - arxiv preprint arxiv:2410.02021, 2024 - arxiv.org
Modern communication networks feature local fast failover mechanisms in the data plane, to
swiftly respond to link failures with pre-installed rerouting rules. This paper explores resilient …

Fast ReRoute on programmable switches

M Chiesa, R Sedar, G Antichi… - IEEE/ACM …, 2021 - ieeexplore.ieee.org
Highly dependable communication networks usually rely on some kind of Fast Re-Route
(FRR) mechanism which allows to quickly re-route traffic upon failures, entirely in the data …