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The AS400, also referred to as IBM I or the IBM I series is a line of mid-range enterprise computer systems developed and marketed by IBM. It has been in operation since 1988, making it one of the oldest surviving general-purpose computing platforms still running today. The platform was designed with an emphasis on reliability and scalability, allowing organizations to expand their operations.

This guide will provide a detailed insight into the various features, advantages, and tools available for use on the AS400 system. We will look at why businesses should choose this solution over other offerings from competitors, both on-premises and cloud-based options.

As well as discussing its hardware components, connectivity solutions, software packages, and security features; all key components that make up an effective computing platform. Finally, we will also look at the various support offerings available and the compatibility with other systems offered by IBM.

A Brief History of the AS400 or IBM I or IBM I Series System

The IBM i, or formerly known as the AS400/iSeries, is a midrange family of servers created by IBM in 1988. Since its introduction, the IBM i platform has been one of the most reliable and widely used servers in large corporate environments. It is built on an open architecture that makes it accessible to other systems and applications.

Throughout its lifespan, the IBM i Series system has seen numerous advancements in processor speed and memory capacity as technology progressed. This includes updates from its original CHRP (Common Hardware Reference Platform) architecture to POWER8 and now POWER9 processors which provide greater performance and scalability for businesses. The latest version of the operating system, named IBMi 7.4 TR5, supports up to 16TB of memory and 192TB of data storage capacity.

In addition to the advances in processor speed and memory, the IBM i has been integrated with other technologies such as mobile devices, cloud computing, and analytics. There have also been several updates to its software offerings including a new version of RPG (report program generator). This update is designed to make developing custom applications easier for developers.

The IBM ISeries Support system is still widely used in large enterprises around the world due to its reliability and flexibility. Its scalability also allows businesses to grow their operations without having to change out their entire server infrastructure. In today’s digital landscape, the AS/400 or IBM iSeries continues to remain an integral part of many business operations.

Whether you’re looking for a reliable platform to host your applications or extensive storage space for data, the IBM iSeries system is a great option. With its history of stability and innovation, it’s no wonder why businesses around the world continue to trust their operations on the AS/400 or IBM iSeries.

The IBM iSeries system has come a long way since 1988 when it was first introduced by IBM, and it continues to be one of the most ubiquitous midrange systems used in corporate environments today. Its flexibility and scalability make it ideal for large enterprises that need robust performance with low operational costs. While there have been several advancements over time, such as mobile integration and cloud computing, the IBM iSeries system remains one of the most reliable and trusted server systems in business operations.

A Sneak Peak Into the AS400 or IBM I or IBM I Series

The AS400 or IBM iSeries system is a powerful and robust platform for managing business-critical applications. It offers valuable features such as advanced security, scalability, availability, and reliability that can help businesses keep their data safe and secure. The AS400 also provides support for running multiple operating systems on the same machine along with integrated hardware and software support. Additionally, the AS400 has extensive capabilities for automating processes to improve productivity.

It allows users to access information in real time from anywhere in the world through its built-in web server. This enables organizations to quickly respond to customer inquiries and make efficient use of resources by reducing costs associated with manual labor. Furthermore, it supports open standards like Java, XML, HTML, and other web technologies that are frequently used in the development of modern web applications.

In addition, this system has a wide range of programming languages such as RPG, CL, COBOL, and SQL that allow developers to develop robust applications with ease. It also offers an array of tools for developing mobile applications using various frameworks such as IBM MobileFirst Platform Foundation and Apple iOS SDK. Moreover, it provides integrated security features like encryption and authentication which can help organizations keep their data safe from unauthorized access.

Overall, the AS400 or IBM iSeries is an ideal platform for managing business-critical applications due to its scalability, advanced security measures, and advanced development capabilities. With these features in place, businesses can rest assured that their data is secure and their applications are running efficiently. This platform can be a great asset for any organization looking to modernize their IT environment.

What Makes the AS400 or IBM I or IBM I Series So Special?

The AS400 (IBM i or IBM iSeries) is an incredibly powerful and reliable business computing platform that offers many advantages compared to its competitors. It’s highly secure with excellent data integrity and system stability, it’s easy to use with a wide range of applications available, and it can quickly scale up to handle any amount of data or workload.

The system also has outstanding backup capabilities with minimal downtime in the event of hardware failure. Additionally, the AS400 is extremely cost-effective because of its low power consumption, efficient storage requirements, and lack of licensing fees. It also offers industry-leading virtualization options for hosting multiple operating systems simultaneously on a single server for maximum efficiency.

Finally, IBM provides comprehensive support services for every stage of development, from system installation to ongoing maintenance and beyond. In short, the IBM iSeries is an ideal choice for any organization looking for a secure, reliable, and cost-effective business computing platform.

The IBM I Series has been in use by organizations around the world since 1988 and continues to be a popular choice today due to its many advantages. With its robust security features, scalability options, low power consumption, and comprehensive support services, it’s easy to see why so many people choose the AS400 or IBM I Series as their go-to business computing platform. It’s no wonder that it remains one of the most popular systems on the market today.


The IBM i or AS400 platform is a powerful and versatile system that offers superior performance, scalability, reliability, and flexibility. It has been used for decades by businesses of all sizes to manage their business processes efficiently. With its ability to run multiple operating systems in parallel and its robust data security features, the IBM i series can be trusted to keep your data safe and secure.

The system also boasts an impressive array of add-on tools and software packages which make it easy to customize the system to fit any business needs. This makes the IBM i series one of the most reliable platforms available today. Whether you are looking for an enterprise-grade solution or a small business server, the IBM i series is sure to fit the bill!

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