Vivisecting mobility management in 5G cellular networks

A Hassan, A Narayanan, A Zhang, W Ye… - Proceedings of the …, 2022 - dl.acm.org
With 5G's support for diverse radio bands and different deployment modes, eg., standalone
(SA) vs. non-standalone (NSA), mobility management-especially the handover process …

A nationwide study on cellular reliability: Measurement, analysis, and enhancements

Y Li, H Lin, Z Li, Y Liu, F Qian, L Gong, X Xin… - Proceedings of the 2021 …, 2021 - dl.acm.org
With recent advances on cellular technologies (such as 5G) that push the boundary of
cellular performance, cellular reliability has become a key concern of cellular technology …

Understanding power consumption of nb-iot in the wild: tool and large-scale measurement

D Yang, X Zhang, X Huang, L Shen, J Huang… - Proceedings of the 26th …, 2020 - dl.acm.org
Recent years have seen a widespread deployment of NB-IoT networks for massive machine-
to-machine communication in the emerging 5G era. Unfortunately, the key aspects of NB-IoT …

Mobility support in cellular networks: A measurement study on its configurations and implications

H Deng, C Peng, A Fida, J Meng, YC Hu - Proceedings of the Internet …, 2018 - dl.acm.org
In this paper, we conduct the first global-scale measurement study to unveil how 30 mobile
operators manage mobility support in their carrier networks. Using a novel, device-centric …

Insecurity of operational cellular IoT service: new vulnerabilities, attacks, and countermeasures

S Wang, GH Tu, X Lei, T Xie, CY Li, PY Chou… - Proceedings of the 27th …, 2021 - dl.acm.org
More than 150 cellular networks worldwide have rolled out massive IoT services such as
smart metering and environmental monitoring. Such cellular IoT services share the existing …

Peeking over the cellular walled gardens-a method for closed network diagnosis

B Hong, S Park, H Kim, D Kim, H Hong… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
A cellular network is a closed system, and each network operator has built a unique “walled
garden” for their network by combining different operation policies, network configurations …

Leveraging context-triggered measurements to characterize lte handover performance

S Xu, A Nikravesh, ZM Mao - … Conference, PAM 2019, Puerto Varas, Chile …, 2019 - Springer
In cellular networks, handover plays a vital role in supporting mobility and connectivity.
Traditionally, handovers in a cellular network focus on maintaining continuous connectivity …

Instability in distributed mobility management: Revisiting configuration management in 3g/4g mobile networks

Y Li, H Deng, J Li, C Peng, S Lu - Proceedings of the 2016 ACM …, 2016 - dl.acm.org
Mobility support is critical to offering seamless data service to mobile devices in 3G/4G
cellular networks. To accommodate policy requests by users and carriers, micro-mobility …

A first look at energy consumption of NB-IoT in the wild: Tools and large-scale measurement

D Yang, X Huang, J Huang, X Chang… - IEEE/ACM …, 2021 - ieeexplore.ieee.org
Recent years have seen a widespread deployment of NB-IoT networks for massive machine-
to-machine communication in the emerging 5G era. Unfortunately, the key aspects of NB-IoT …

Resolving policy conflicts in multi-carrier cellular access

Z Yuan, Q Li, Y Li, S Lu, C Peng… - Proceedings of the 24th …, 2018 - dl.acm.org
Multi-carrier cellular access dynamically selects a preferred wireless carrier by leveraging
the availability and diversity of multiple carrier networks at a location. It offers an alternative …