Declarative ACD routing with service level optimization

Delay announcement group and time controller for a telephone sys

Desktop telephony application program for a call center agent

Detection of ground or loop start configuration in telephone loo

Determining expected call waiting time in a call center queue

Determining statistics about the behavior of a call center...

Device and method for expanding legacy switches

Device and method for generating a list of qualified call...

Device and system to facilitate remote customer-service

Device for connecting a data processing device to a...

Device for optimizing the circuit switching capacity of a...

Device for programming script sets in a telephone system

Device for upgrading a reporting system

Dial on-hold

Dialing control method

Digit parsing for a flexible dial plan capability in a telecommu

Digital clocking synchronizing mechanism

Digital line card having universal port for upgrading electronic

Digital loop carrier system with automatic reprovisioning of ded

Digital signal cross-connect panel