Businesses around the world are moving away from physical servers. Instead, they use digital systems to store and manage their data. This change is also affecting how companies run their work, help their customers, and plan for the future. Because of this, cloud infrastructure has become a very important part of modern business technology. According to Gartner, the global Infrastructure as a Service (IaaS) market grew by 22.5% in 2024 and reached $171.8 billion. This shows that this technology is growing very quickly around the world.
So, what is cloud and why is it important? This article explains the basics in a simple way. It covers how cloud infrastructure works, how companies build it, and how they keep it secure. If you work in a telco company, a hyperscaler, or an OTT provider, this guide will help you understand the cloud more clearly.
What is cloud infrastructure?
Cloud infrastructure is the hardware and software that support cloud computing. It includes servers, storage, network systems, and tools that help manage and control these resources.
Instead of buying and taking care of these systems on their own, companies can use them from cloud providers through the internet. This helps businesses avoid spending too much money on physical IT equipment. It makes it easier for them to increase their system capacity when they need more.
Cloud infrastructure usually comes in a few service types.
- Infrastructure as a Service (IaaS) gives companies virtual servers and storage that they can use anytime they need.
- Platform as a Service (PaaS) gives developers the tools and space to build and run applications.
- Software as a Service (SaaS) provides software that people can use through a web browser without installing it on their devices.
Companies can focus more on their work instead of taking care of difficult IT systems. As more businesses move their work online, cloud infrastructure helps them run applications, store data, and offer digital services more easily.
How does cloud infrastructure work?
Cloud infrastructure works through large data centers that have strong servers and storage systems. These systems handle and keep data for users in many places. When someone opens a cloud app or looks at a file online, the request goes through the internet to a data center. The servers then handle the request and send the result back in a few seconds. People can use software and save files online without needing their own computers or equipment.
Virtualization also helps cloud systems work better. One physical server can run several virtual machines at the same time. This allows cloud providers to support many users at once. Fiber optic networks also connect data centers and move large amounts of data very fast across long distances.
Supporting cloud growth with reliable fiber infrastructure
Cloud services need strong and reliable network connections to work well. Every cloud request goes through networks that connect users and data centers in different places. As businesses use more online systems and digital tools, the need for fast and stable connections also grows.
Fiber optic infrastructure is very important for cloud services today. Fiber networks can carry a lot of data very fast. They help keep the connection stable and reduce waiting time. Many companies use fiber networks to support their cloud platforms and cloud infrastructure in their daily work.
In Southeast Asia, many organizations are also building more data centers to support the growing need for digital services. These data centers need strong network connections so cloud services can work well. ARNetis one of the companies helping support this growth in the region. The company runs an AI-grade, all-fiber network that covers more than 10,000 kilometers and connects more than 60 data centers across Southeast Asia. With services such as long-distance, metro, and last-mile connections, ARNet helps provide the network support needed for the region’s growing cloud ecosystem.
About the Author
Nabila Choirunnisa, Digital Marketing Executive at ARNet