Among other disclosed subject matter, a computer-implemented method for handling a voice communication in an integrated system includes receiving information indicating that a voice communication between a first party and a second party is to be initiated. The method includes identifying one of a plurality of terminal assignment records as being associated with the second party, each of the terminal assignment records configured to specify, for a particular party, at least one of a plurality of terminal units for receiving an alert to the particular party regarding the voice communication. The method includes generating at least one alert to the second party according to the identified terminal assignment record, the alert based on the received information. The method includes forwarding communication data to an application program available to the second party, the communication data obtained from the received information.