UC Advanced - issue #19

NETWORKS

Be Careful who you NaaS with

There seems to be a flurry of Telcos launching their version of NaaS (Network as a Service) these days, all appealing to the “pick me” aspect of their campaign. Almost every organisation has a “network need”, and how they choose to tackle that is usually based on their organisation structure and long-term goals.

What is NaaS? Network as a Service (NaaS) is a cloud- based model where network services are delivered over the internet on a subscription or pay-as-you-go basis. Instead of organisations building and maintaining their own physical network infrastructure, NaaS providers offer virtualised network resources, such as bandwidth, routing, firewalls, VPNs, and load balancing, managed through a centralised platform. It’s similar to Software as a Service (SaaS) but for networking, providing scalable, flexible, and on-demand network capabilities, such as customers accessing networking functions via web portals or APIs, and then paying for what they use. Why is NaaS Becoming Popular? NaaS eliminates the need for investments in hardware and infrastructure.

Organisations pay only for what they use, reducing capital expenditure and shifting to usually predictable operational costs. NaaS takes care of the maintenance and allows businesses to scale network resources quickly up or down based on demand, making it ideal for dynamic workloads, remote work, or rapid growth. It works well with cloud and hybrid systems, making it easy to connect across different locations. NaaS provides built-in security like encryption and threat detection, helping businesses meet rules without building everything themselves. Plus, it supports new tech like IoT, 5G, and fast networks, and lets companies expand globally without needing their own physical networks. NaaS is increasingly paired with SD-WAN to optimise performance for distributed workforces, and its market is projected to grow significantly, with estimates suggesting the global NaaS market in 2024 totalled US$24bn, in 2025 it will be US$32.5bn and by 2032 it is projected to be US$162.4bn (CAGR 25.8%). It is an impressive growth rate, and one where many vendors and network operators will scramble to be. Interestingly it is the LAN as a Service segment that is anticipated to record the highest CAGR, due to increasing demand for on-demand ports and Wi-Fi hotspots.

NaaS takes care of the maintenance and allows businesses to scale network resources quickly up or down based on demand, making it ideal for dynamic workloads, remote work, or rapid growth.

NaaS

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