(lightbulb)  Software Components may be abbreviated as well. Further info can be found on the Introduction to RTC page.




Active Directory is a directory service developed by Microsoft for Windows domain networks.

Admin (Panel)

Backend Configuration and Web Panel Administration for RTC Launcher. Can be accessed by all User Roles with varying access to functionality.

CNAcronym for Common Name. Also the moniker for objects with a common name in their distinguished names, for example "cn=Jim Smith,ou=West,dc=mydomain,dc=com".
May also be used in context of "Clear Name" or "Canonical Name

Cross-origin resource sharing (CORS) is a mechanism that allows restricted resources on a web page to be requested from another domain outside the domain from which the first resource was served.

The CORS standard describes new HTTP headers which provide browsers with a way to request remote URLs only when they have permission.

DCAcronym for Domain Controller. Also the moniker for Domain Component, as used in distinguished names (for example "dc=mydomain,dc=com").
DTMFDial-tone multi-frequency signaling. Used for automated systems to react to user inputs during a call, e.g. by selecting a workflow path.


Lean Unified Customer Services. The LUCS software is the core component of the contact center solution. RTC Launcher uses LUCS functionality in the background for handling of User Roles and task distribution to Users.


Channel / means of communication. In this context it can either mean Chat, Video, Telephony or Desktop Sharing

OUOrganization Unit. Used to organize teams of people with same background for definition in programming rule-sets (e.g. for call-routing or access management)


Role Based Access Control

RTCReal Time Communication. Uses the open standard "WebRTC" to establish an end-to-end encryption between Browsers and Lync / SfB.
SaaSSoftware as a Service 


Skype for Business


Session Initiation Protocol. Peer-to-peer protocol standard developed by the Internet Engineering Task Force (IETF), used for initiating—and also managing and terminating—voice call sessions over the Internet

UMCA (Source)

Microsoft Unified Communications Managed API is used primarily to build middle-tier applications that work with Microsoft Lync Server 2013.

UCMA provides a flexible managed-code platform for unified communication and collaboration that allows developers to implement communication-enabled and collaboration-enabled services against Lync Server 2013.