SAP AG is a leading global provider of business software.

Statements on Auditing Standards (commonly abbreviated to SAS) are published by the American Institute of Certified Public Accountants (AICPA) and provide guidance to external auditors with regard to auditing companies.

Symmetrical Digital Subscriber Line (SDSL) employs a circuit-switched data transmission method with high data rates for the local loop in telephone networks. SDSL only supports services that use the same data transfer rate in both directions.

The term Seamless Communication is sometimes used to describe the growing fusion between landline and mobile telephone technology (often termed fixed-mobile convergence, or FMC). It is also used for the integration of IT-based with analog communications technologies. In short, Seamless Communication makes it possible to communicate across different technologies in a straightforward, user-friendly way.

A SLA is a formal document, generally part of contractual documentation for an ICT service, which defines quantitative (or qualitative) indicators or metrics that are regularly measured as a means of monitoring the service. The SLA includes all relevant rules and responsibilities. SLAs typically cover operating times and service availability.

The Sarbanes-Oxley Act of 2002 (SOX, SarbOx, or SOA) is a United States federal law passed in response to a number of major corporate and accounting scandals. The legislation establishes new or enhanced accounting standards for all U.S. public company boards, management, and public accounting firms.

VOD is a multimedia service that allows subscribers at any time to play a video from the selection on offer (e.g. movies, educational programs or music clips). Content is stored in compressed form on video server networks and is usually delivered via a broadband network (the Internet) to be shown on a television or other suitable equipment. In the TV market, VOD is often provided as a pay-per-view or subscription service.

Also known as Voice over Wi-Fi. A convergence model for IP-based mobile voice communications (Voice over IP) on WLAN infrastructure. It makes communications possible without physical links or conventional mobile telephone networks.

Blend of telecommunications and informatics (another term for IT). This area of research studies the interrelationships between different communications engineering fields (digital technology, semiconductors, microelectronics and optoelectronics), and more especially the areas of IT and telecommunications that are based on these underlying technologies. One area of telematics that has risen to prominence in recent years is vehicle telematics: systems and services designed to increase transportation safety, efficiency and cost-effectiveness, and reduce the environmental impact. Vehicle telematics is making increasing use of satellite-based navigation and positioning systems (e.g. GPS, GLONASS and Galileo) to locate positions and route, plan and navigate journeys.

TETRA (terrestrial trunked radio, originally called trans-European trunked radio) is a standard for digital trunked radio. Its special features make it particularly suitable for government agencies, specifically emergency and police services.

The Wireless Application Protocol (WAP) is a collection of technologies and protocols designed to make Internet content available in a form adapted to mobile telephony, with its slower transmission rates and longer response times, and with the small displays of cellular telephones.

A Webcast is a live broadcast of audiovisual content over the Internet. Webcasts are generally used for informational purposes and are often on scientific or technical topics.

A white paper is a document giving an overview of services, standards or technical topics. Case studies, customer references, and market research findings can also be presented in white papers.

A regulatory provision in deregulated telecommunications markets obliging the major provider (normally a former state monopolist) to allow other operators – for a fee – to use the local loop, i.e. the physical connection from the local telephone exchange to the end customer.

Unified Messaging enables all types of incoming and outgoing messages, such as e-mails, voice mails, faxes, text messages (SMS) or MMS messages, to be presented in a single, unified form. Generally, a standard graphical user interface is used. A service or system that supports Unified Messaging is known as a UMS (Unified Messaging Service or Unified Messaging System).