Technical information

Glossary
Issue 7 June 2001 GL-3
Call Forwarding
A set of features that allow calls destined for an extension to be redirected to another extension,
designated during activation.
Call Forwarding All Calls (Follow Me)
A feature that allows calls destined for an extension to be redirected to another extension, desig-
nated during activation, regardless of the busy or idle state of the called extension. Intended to
redirect calls to the called party when he or she is away from his or her desk.
Call Forwarding (Off Net)
A function of the Call Forwarding Follow Me feature that allows a user to forward all calls to a tele-
phone in the public network.
Call Forward Off/On-Net
A function of the Call Forwarding Follow Me feature that allows a user to call forward outside the
switch (Off-Net), or inside AND outside the switch to non-toll locations (Off/On-Net).
CMS
Call Management System
CO
Central Office
COR
Class of Restriction
COS
Class of Service
CSM
Centralized System Management
Call Detail Recording
Records call information when specified trunk groups are used for the call.
Called Party Restrictions
The calling privileges or restrictions that can be placed on the receiving station or trunk.
Calling Party Restrictions
The calling privileges or restrictions that can be placed on the originating station or trunk.
Call Management System
An adjunct processor that collects data from an ACD and generates reports to be stored or dis-
played regarding status of agents, splits, and trunks.
Call Vector
A set of commands to be performed for an incoming or internal call. See Call Vectoring.
Call Vectoring
Directs incoming and internal calls to various destinations: on- or off-premises destinations, a hunt
group or split, or a specific call treatment, such as an announcement, forced disconnect, forced
busy, or delay treatment. Calls access these destinations, or vectors, through Vector Directory
Numbers (VDNs).
Central Office
The location housing the telephone switching equipment that provides local telephone service and
access to toll facilities for long-distance calls.