offhook |
refers to a telephone set when the receiver is not resting in the base. This usually initiates a dial tone from the receiver. |
One Number Access |
a feature of AltiWare that allows users to create a list of phone numbers that the system can use to track users and connect them with an incoming call if they are not at their extension desk. |
onhook |
the term used to describe a telephone in the idle state or with the receiver still resting in the base. |
OSI |
Open Systems Interconnection. A software model defined by the International Standards Organization that standardizes levels of service and types of interaction for networked computers. The OSI reference model defines seven layers of computer communication and what each layer is responsible for. |
overlap dialing |
dialing scheme that allows the terminal to omit part of the digits required to complete a call, while the remaining digits are buffered. |
