Publications
2024
Khooi, Xin Zhe; Song, Cha Hwan; Permal, Satis Kumar; Budhdev, Nishant; Csikor, Levente; Joshi, Raj; Chan, Mun Choon
JUNCTION: A Scalable Multi-Access Solution Using Programmable Switches Proceedings Article
In: 2024 21st Annual IEEE International Conference on Sensing, Communication, and Networking (SECON), pp. 1-9, IEEE IEEE, 2024, ISSN: 2155-5494.
Abstract | Links | BibTeX | Tags: 5G, in-network, multi-access networks, p4, programmable switches
@inproceedings{khooi_junction,
title = {JUNCTION: A Scalable Multi-Access Solution Using Programmable Switches},
author = { Xin Zhe Khooi and Cha Hwan Song and Satis Kumar Permal and Nishant Budhdev and Levente Csikor and Raj Joshi and Mun Choon Chan},
url = {https://cslev.vip/wp-content/uploads/2025/04/JUNCTION-CR.pdf},
doi = {10.1109/SECON64284.2024.10934954},
issn = {2155-5494},
year = {2024},
date = {2024-12-01},
urldate = {2024-12-01},
booktitle = {2024 21st Annual IEEE International Conference on Sensing, Communication, and Networking (SECON)},
pages = {1-9},
publisher = {IEEE},
organization = {IEEE},
abstract = {Multi-access networks are increasingly important for reliable end-to-end connectivity and enhanced throughput performance. A scalable multi-access solution is required to roll out multi-access networks at scale. However, existing CPU-based solutions can no longer scale sustainably, as network traffic has outgrown the CPU performance growth. Consequently, hardware accelerators offer a compelling alternative. This paper introduces JUNCTION, a scalable multi-access solution designed using programmable switches. JUNCTION features a multipath protocol tailored to the hardware constraints and optimized for efficient memory utilization, enabling it to handle a large number of multipath sessions. We validate JUNCTION on a 5G-WiFi multi-access testbed. Our analysis demonstrates that it can scale an order of magnitude better than existing solutions.},
keywords = {5G, in-network, multi-access networks, p4, programmable switches},
pubstate = {published},
tppubtype = {inproceedings}
}
Multi-access networks are increasingly important for reliable end-to-end connectivity and enhanced throughput performance. A scalable multi-access solution is required to roll out multi-access networks at scale. However, existing CPU-based solutions can no longer scale sustainably, as network traffic has outgrown the CPU performance growth. Consequently, hardware accelerators offer a compelling alternative. This paper introduces JUNCTION, a scalable multi-access solution designed using programmable switches. JUNCTION features a multipath protocol tailored to the hardware constraints and optimized for efficient memory utilization, enabling it to handle a large number of multipath sessions. We validate JUNCTION on a 5G-WiFi multi-access testbed. Our analysis demonstrates that it can scale an order of magnitude better than existing solutions.