Proposal Pack / All Templates / Methodology - Legacy Systems

How do you write a Legacy Systems document?

Use this template to describe legacy computer systems that you intend to replace or need to maintain. The term " legacy system" is generally used to mean computer system that is so important in day to day operations that its functions cannot be interrupted by upgrades or by adaptations to integrate it with another system. Introduce the topic here by explaining why you want to describe the legacy systems here. In other words do you want to document the current state of the network to pass along that knowledge to others explain how to maintain the system or discuss your concerns about the legacy system. Describe the legacy system here. Be as specific as possible. You may need to list various components of hardware and software that make up the whole system. Describe all functions that the legacy system provides and discuss their importance in the operations of your organization. Discuss your concerns here. For example you may want to describe the maintenance needs for the legacy system or explain how it cannot be upgraded to work with newer systems or recommend that it be replaced by more up to date system. Summarize the topic here. If you are requesting input from your readers be sure to provide any deadline or contact information that is appropriate. You may also need to name specific parties who are responsible for making decisions about the operations of the legacy systems.