Data Center

Enterprise Data Center:  Purpose-built data center facilities that house and protect critical IT equipment including the space, power, environment controls, racks, cabling and "smart hand" support.

Other Facilities:  Computer rooms and MDF/IDF/telco closets that house IT equipment incorporate headquarters, call centers or other general purpose office buildings.

Compute        

Windows:  Physical and virtual servers running a version of Microsoft's Windows Server operating system; includes hardware, software, labor and support services.

Linux:  Physical and virtual servers running a version of the Linux server operating system; includes hardware, software, labor and support services.

Unix:  Servers running vendor-specific, proprietary Unix operating systems (e.g. IBM AIX, Sun Solaris, HP UX); includes hardware, software, labor and support services.

Mainframe:  Traditional mainframe computers and operations running legacy operating systems.

Converged Infrastructure:  Purpose-built appliances that provide compute, storage and network capabilities in one box.

Cloud Compute Windows: Public cloud Infrastructure-as-a-Service (IaaS) compute offerings running any version of Window Server operating system.

Cloud Compute Linux: Public cloud Infrastructure-as-a-Service (IaaS) compute offerings running any version of Linux operating system.

Database: Distributed database services focused on the physical database (versus the logical design) including DBAs, DBMS, tools and operational support.

Middleware: Distributed platform, application and system integration resources enabling cross application development, communications and information sharing.

Mainframe Database: Mainframe database services focused on the physical database (versus the logical design) including the DBAs, DBMS, tools and operational support.

Mainframe Middleware: Mainframe platform, application and system integration resources enabling cross application development, communications and information sharing.

Cloud Platform: Public cloud Platform-as-a-Service (PaaS) application development offerings.

Storage

Tier 1:  Storage resources which enable mission critical applications & services and requires highest levels of availability.

Tier 2:  Storage resources which enable essential but non-mission critical applications, services and data; requires relatively high service level performance.

Tier 3:  Storage resources used for non-essential, historical and other information where immediate availability is not required.

Tier 4:  Online and offline storage resources used for archive, backup & recovery to support data loss, data corruption, disaster recovery and compliance requirements. 

Cloud Storage: Public cloud Infrastructure-as-a-Service (IaaS) storage offerings supporting normal transactional or other operational applications and system.

Cloud Archive: Public cloud Infrastructure-as-a-Service (IaaS) storage offerings for backup and archival purposes.

Network

WAN:  Wide area network equipment, labor and support services directly connecting data centers, offices and third-parties (excludes telecom and communication services).

LAN:  Physical and wireless local area network connecting equipment within the core data centers and connecting end users in office working areas to the company's broader networks.

Voice:   Voice resources which enable or distribute voice services through on-premise equipment including PBX, VoIP, voicemail and handsets (excludes telecom and communication services).

Other Network:  Other specialized network equipment, infrastructure and services including: contact center, network security, remote access through VPN/RAS, cabling infrastructure and telepresence (video conferencing services).

Cloud Network:  Public cloud Infrastructure-as-a-Service (IaaS) network offerings providing ingress/egress, load balancing, intra/inter-data center connectivity and resiliency services.

Communications

Circuits:  Voice and data network circuits and associated access facilities and services; includes dedicated and virtual data networks, internet access and voice circuits.

Usage:  Voice and data usage associated with standard telephone calls, 800 number service, mobility and other data transit based on usage billing.  

Output

Central Print:  Central print services; often provided to support customer billing or customer documentation support processes.

Post Processing:  Centralized post print processing support (e.g. fold, stuff, apply postage, bundle); often provided to support customer billing or customer documentation support processes.

End User

Workspace:  Client compute physical desktops, portable laptops, thin client machines, peripherals and associated software used by individuals to perform work.

Mobile Devices:  Client compute tablets, smart phones (iOS, Android, Windows Mobile) and apps used by individuals to perform work.

Service Desk:  Centralized help desk resources which handle user requests, answer questions and resolve issues; includes centralized incident, problem and change management resources.

Field Support:  Local support resources which provide on-site support for moves, adds, changes and hands on issue resolution.

Cloud Desktop: Public cloud Infrastructure-as-a-Service (IaaS) virtual desktop offerings running a personal compute operating system and common utilities.

Application     

App Dev:  Resources involved with the analysis, design, development, code, test and release packaging services associated with application development projects.

App Support & Ops:  The operations, support, fix and minor enhancements associated with existing applications.

LoB Software:  Software expenditures including licensing, maintenance and support related to off-the-shell software purchases.

Cloud Apps:  Public cloud Software-as-a-Service (SaaS) application offerings (e.g. Salesforce.com, ServiceNow, Workday, Apptio).

Delivery Services

Ops Center:  Centralized IT Operations Center resources including monitoring and intervention e.g. NOC (network operations center), GOC (global operations center).

Project Mgmt:  Resources involved with managing and supporting IT-related projects including business and IT-driven initiatives.

Client Mgmt:  Resources or “account managers” aligned with the lines of business to understand business needs, communicate IT products, services and status of IT projects. 

Cloud Ops:  Public cloud centralized service management, operations and monitoring services.

Security & Compliance

Security:  IT Security resources setting policy, establishing process & means, measuring compliance and responding to security breaches.

Compliance:  IT Compliance resources setting policy, establishing controls and measuring compliance to relevant legal and compliance requirements.

Disaster Recovery:  IT Disaster Recovery resources setting DR policy, establishing process & means, dedicated failover facilities, performing DR testing.  NOTE:  DR designated equipment is included directly in its own sub-tower (e.g. extra servers for DR are included in Compute tower, etc.). 

Cloud DR:  Public cloud Infrastructure-as-a-Service (IaaS) on-demand disaster recovery services.

IT Management         

IT Mgmt & Strategic Planning:  IT management and administration resources; typically CIO, senior IT leaders and administrative support including centralized IT strategy and planning.

Enterprise Architecture:   Enterprise architecture services including business, information, application and technical architecture to drive standardization, integration and efficiency among business technology solutions.

IT Finance:  Resources involved in the planning, budgeting, spend management and chargeback of IT expenditures and the costing of IT products and services.

IT Vendor Mgmt:  Resources involved in the selection, contract management, oversight, performance management and general delivery of services by 3rd party vendors and external service providers.