Poster: Towards switched-homing for Internet access

ANRW 25: Proceedings of the 2025 Applied Networking Research Workshop · 2025

Abstract

Most home networks are single-homed, i.e. connected through a single link to the Internet. This solution, while easy to deploy, lacks resilience because of its single point of failure. BGP-based multihoming is suitable for entreprise networks, but impossible for home networks. We encourage the IETF and researchers to explore an alternative called switched-homing where a small network can switch from one Internet link to another. This paradigm can increase network resilience and provide energy savings by switching to a lower consumption link at appropriate times. We show that such switches can be smooth using modern transport protocols like QUIC and Multipath TCP, and discuss future work.

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Cite (BibTeX)
@inproceedings{10.1145/3744200.3744771,
author = {Bertrand, Paul-Edouard and Baerts, Matthieu and Bonaventure, Olivier},
title = {Towards switched-homing for Internet access},
year = {2025},
isbn = {9798400720093},
publisher = {Association for Computing Machinery},
address = {New York, NY, USA},
url = {https://doi.org/10.1145/3744200.3744771},
doi = {10.1145/3744200.3744771},
abstract = {Most home networks are single-homed, i.e. connected through a single link to the Internet. This solution, while easy to deploy, lacks resilience because of its single point of failure. BGP-based multihoming is suitable for entreprise networks, but impossible for home networks. We encourage the IETF and researchers to explore an alternative called switched-homing where a small network can switch from one Internet link to another. This paradigm can increase network resilience and provide energy savings by switching to a lower consumption link at appropriate times. We show that such switches can be smooth using modern transport protocols like QUIC and Multipath TCP, and discuss future work.},
booktitle = {Proceedings of the 2025 Applied Networking Research Workshop},
pages = {164–167},
numpages = {4},
keywords = {Fault-tolerance, Green networking, Multi-homing},
location = {Madrid, Spain},
series = {ANRW '25}
}