You use the definitive media library application to create, edit, and. Home itil index how to set up and manage a definitive media library organizations struggling with version control, virtual machine images, approved build, licensing, and so on can benefit from the dml, writes itsmwatch columnist george spafford. Build, test, distribution and archive environments for both hardware and software. Dml stores these information at multiple physical locations for redundancy purpose. Itil foundation exam test q262 itil foundation exam. Its purpose is to distinguish between old and new released versions and any development software. Within itil, such practices are covered within the service transition part of the service lifecycle, or to be more precise, its under release management responsibilities to establish and manage the definitive software library dsl as a repository of all authorized versions of software currently in use within the organization. Itil defines a definitive media library dml as the place to store official versions of all media, including software, documentation and licenses. Software control distribution the application enables the release management team to control the distribution of software by creating a definitive media library dml stored in the cmdb. I am more used to calling this a definitive media library dml which is the terminology in itil. The majority of people in the world have one definition for a library and itil tried to.
How to implement a definitive media library itil dml. A definitive media library is one or more locations in which the definitive and approved versions of all software configuration items are securely stored. Oct 28, 2014 within itil, such practices are covered within the service transition part of the service lifecycle, or to be more precise, its under release management responsibilities to establish and manage the definitive software library dsl as a repository of all authorized versions of software currently in use within the organization. Following the publication of itil version 3, the definitive software library was renamed the definitive media library. In itil version 3, the definitive media library replaced the definitive software library that was in version 2. Most version control tools can be used as a library for your baselined releases. Demand management itil processes, itil service strategy demand management. Apr 27, 2020 a definitive media library is one or more locations in which the definitive and approved versions of all software configuration items are securely stored. A secure library where definitive authorized versions of all software and backups are stored and. Itil awareness itil v3 question and answers trenovision. In conjunction with the configuration management database cmdb, it effectively provides the dna of the data center i.
It ensures that the configuration management database cmdb is kept up to date, that changes are appropriately managed, and that all new software and hardware is stored in the definitive software library dsl and definitive hardware store dhs. Definitive media library best media library software. It requires certain tools for efficiency and effectiveness. A secure library where definitive authorized versions of all media configuration items cis are stored and protected c. Itil definitive software library and definitive hardware store. The definitive media library is the virtual space in which all services and their configuration items are stored. A definitive software library dsl is essential with software releases every quarter and security patches every week, it is important to include the copies of software in a live environment. All related documentation, related to any software stored in the dsl, is also stored in the dsl. A definitive software library dsl is a secure location, consisting of physical media or a software repository located on a network file server, in which the definitive authorized versions of all software configuration items cis are stored and protected. Explaining configuration item ci, cmdb, cms and dml itil itsm. A database that contains definitions of all media cis d. If one of your important servers crashes and you have the version number of the software, but not a copy of the exact same version with you, you could. Storage of the oracle client software installation package. How to set up and manage a definitive media library.
It is a set of proven it processes and common practices for it service management itsm. The dml was previously called the definitive software library dsl in itil versions earlier than version 3. You use the definitive media library application to create, edit. Only tried and tested configuration items and services can be part of the definitive media library. Given a library of heterogeneous software the only solution that crosses my mind is to use a system file structure with proper security and access. Learn how a definitive software library can help bridge the gap between software delivery and operations in the context of software deployment, including the products that make up the solution and how they can be used together to reduce business risk and improve efficiency. Definitive media library application ibm knowledge center. I dont see any reason why it couldnt be a network share, but would add that most descriptions of a dml say that its a form of secure storage personally, id say that the decision to allow people to access the library is something for you to make depending on licensing, business or whatever other factors, but you certainly want to have control over whats put into the library. The dml is the secure, logical library in which the definitive authorized versions of all media configuration items cis are stored and protected. May 04, 2019 the definitive media library dml is the secure repository in which the definitive authorized versions of all media, software, license cis are stored and protected. Itil has gone through several revisions in its history and. Definitive media library dml itil v3 itil processes, configuration management itil v2. Also known simply as a dsl, a definitive software library is a repository for software programs that are considered essential for the operation of a network.
In the context of the itil best practice framework, the term definitive media library supersedes the term definitive software library referred to prior to version itil v3. Its a useful itil knowledge management tool that all it service managers. Other resources and support materials will be covered in due course. Then in the next step, updates are checked into the definitive media library. While itil makes a point of describing a physical repository, it could also be a carefully secured network storage system as well. In order to begin a definitive media library dml you will need to first set a definition for what you want in the dml. Bmc atrium product catalog and definitive media library. One or more locations in which the definitive and approved versions of all. Figure 1 definitive software library dsl within itil, such practices are covered within the service transition part of the service lifecycle, or to be more precise, its under release management responsibilities to establish and manage the definitive software library dsl as a repository of all authorized versions of software currently in use within the organization. The only software to be used in a release is the one listed in the dml. Itil best practices itil basics and key concepts free pdf. It is a secure library in which the latest versions of authorized software items are stored and protected. Given a library of heterogeneous software the only solution that crosses my mind is to use a system file structure with proper security and access permissions, however this seems very simple and if the library gets too big.
It service continuity management definitive software library itil definitive software library itil is the library in which the definitive authorized versions of all software cis are stored and protected. Establishing and populating a definitive software library. Which sub process of capacity management focuses on the it infrastructure that is used to support provision. A definitive software library dsl is a secure location, consisting of physical media or a. What itil process is responsible for ensuring that only virusfree software is put into the dsl. In itil v2 defines the definitive software library dsl as a secure software library containing master copies of all versions of live software in their definitive, quality controlled form. A definitive media library is a secure information technology repository in which an.
The definitive software library itil library should. Itil does define a definitive media library dml in service. The definitive media library provides the storage area for software objects. Details and information of configuration items are included in configuration records in a configuration management system. Considerations for outsourcing the definitive software. Nov 27, 2017 in the context of the itil best practice framework, the term definitive media library supersedes the term definitive software library referred to prior to version itil v3. A definitive software library is a repository for software programs that are. May 21, 2018 itil stands for information technology infrastructure library. Itil foundation exam test q149 itil foundation exam.
All software in the dsl is under the control of change and release management and is recorded in the cmdb. Definitive media library definitive media library qwe. Dsl definitive software library definition one or more locations in which the definitive and approved versions of all software configuration items are securely stored. The information technology infrastructure library itil defines the organisational structure and skill requirements of an information technology organisation and a set of standard operational management procedures and practices to allow the organisation to manage an it operation and associated infrastructure. Software is checked for viruses before it goes into the definitive software library dsl. Definitive media library one or more locations in which the definitive, authorised and licenced versions of all software configuration items cis are stored. We used to called our dml a release vob in clearcase. It is a structured document with definitive information regarding all live it services, including those available for deployment. The it infrastructure library itil is a library of volumes describing a framework of best practices for delivering it services.
A secure library where definitive authorized versions ofall media configuration items cis are stored and protected c. The included itil definitive software library manages associations between your change requests, software license contracts, software descriptions. Which one of the following statements best describes a. Our itil library includes all the official titles, course books and study guides, as well as the latest practical advice from experienced itsm practitioners. It is a physical library or storage repository where master copies of software versions are placed.
This itil glossary includes definitions for key terms and acronyms of itil and itsm it service management in alphabetical order. A secure location where definitive hardware spares are held b. Itil v2 and itil v3 are standards in the field of itsm. If youre wondering where to buy a face mask, or confused about what kind of mask works best against coronavirus, were here to help. In the context of the itil best practice framework, the term definitive media library supersedes the term definitive software library referred to prior to version itil. Itil glossary itil terms d it process wiki the itil wiki. It governance publishing publishes and distributes the worlds best selection of itil and itsm books, and is an official distributor for tso, the official publisher of itil books. The library is sometimes located somewhere on the network file server, with a secondary copy of the collection of software programs housed on a backup server, or even on remote storage devices. A definitive media library dml is a secure compound in which the definitive, authorized versions of software package configuration items cis are stored and protected. All software in the definitive media library is under the control of. Is anyone aware of ca scm being used as a definitive.
Definitive media library the definitive media library provides the storage area for software objects ready for deployment and should only contain master copies of controlled software media configuration itemconfiguration items cis that have passed appropriate quality assurance checks, typically including both procured and bespoke application and gold build source. The definitive media library dml is an it infrastructure library itil concept. A number of resources have emerged to support both itil implementation and individual certification, the most widely used of which is the itil toolkit. The definitive media library dml is a subset, or filter, of the product catalog that represents software products that are marked as approved for use in an organization. A dml consists of one or more software libraries or filestorage areas, referred to as repositories. The dml consists of a physical store and a logical store. Related contents in this itil wiki, like itil process definitions and role descriptions, can be reached via links. In itil v3, this is extended to also include software licenses, scripts and object codes and documentation and it is known as the definitive media library. Itil training describes service asset and configuration management as one of the key processes in the itil service transition stage of the itil lifecycle. Itil online courses stipulate many tools that can assist the service asset and configuration management process.
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