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Browsing by Impact Area "Cloud & Network Architectures"

Now showing items 1-7 of 7

4G RAN infrastructure sharing by 5G virtualized mobile network operators: A tutorial

Author: Mamushiane, Lusani ; Mboweni, Lawrence S ; Kobo, Hlabishi ; Mudumbe, Mduduzi J ; Mwangama, J ; Lysko, Albert A Date: Sep 2021 Active radio access network (RAN) infrastructure sharing has emerged as a promising solution for efficient spectrum utilization, capital and operational cost savings, improved MVNO penetration rates and lower broadband retail prices in both ... Read more
5G network slice resource overbooking: An opportunity for telcos to boost their revenue

Author: Mamushiane, Lusani ; Mwangama, J ; Lysko, Albert A ; Kobo, Hlabishi I Date: Aug 2022 The global impact of COVID-19 has been unprecedented, with over-the-top (OTT) services consumption growing at a staggering rate. While OTT does consume revenue-generating data, OTT services are gradually substituting the traditional primary ... Read more
Controller placement optimization for Software Defined Wide Area Networks (SDWAN)

Author: Mamushiane, Lusani ; Mwangama, J ; Lysko, Albert A Date: Mar 2021 Software Defined Networking (SDN) has emerged as a promising solution to revolutionize network deployment, operations and economic growth. This paradigm aims to address management and configuration complexities in legacy networks so as to ... Read more
Evaluating an evolving OAI testbed: Overview of options, building tips, and current performance

Author: Vilakazi, Mlamuli C ; Burger, Chris R ; Lysko, Albert A ; Mboweni, Lawrence S ; Mamushiane, Lusani Date: Mar 2021 Mobile connectivity has become a must in both developed and developing countries. The ability to work with new technologies, and localise them requires appropriate testbeds. This work offers a brief overview of the field and describes a testbed ... Read more
A QoS-based evaluation of SDN controllers: ONOS and OpenDayLight

Author: Mamushiane, Lusani ; Shozi, Themba C Date: May 2021 SDN marks a paradigm shift towards an externalized and logically centralized controller, unlike the legacy networks where control and data planes are tightly coupled. The controller has a comprehensive view of the network, offering flexibility ... Read more
Resource and service orchestration for deploying openstack cloud using MAAS and Juju

Author: Mtshali, Mxolisi S ; Mboweni, Lawrence S ; Kobo, Hlabishi I Date: Aug 2022 There is a huge demand for cloud computing platforms as they are a key enabler of digitalization. OpenStack is one of the prevalent cloud computing platforms in the industry. It is an open-source project which is gaining a lot of traction ... Read more
Software tools for power consumption monitoring of open 5G and beyond research: A review

Author: Ebrahim, Rozeena ; Luvhengo, Fhatuwani ; Vilakazi, Mlamuli ; Mamushiane, Lusani ; Lysko, Albert A Date: Sep 2023 This paper investigates four software tools with CPU power consumption estimation capabilities and identifies the most suitable tool for open fifth-generation (5G) and beyond research. The tools considered are Open Hardware Monitor (OHM), ... Read more

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Browsing by Impact Area "Cloud & Network Architectures"

Browsing by Impact Area "Cloud & Network Architectures"

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