call waiting | a telephone feature that notifies you of an |
| incoming call while on another call. |
callback | feature that allows you to request the use of |
| a busy extension or line. The system will |
| signal your telephone when the telephone |
| or line is available. |
conferencing | feature that allows you to have up to five |
| parties on a call. |
confirmation | three short tones indicating that an |
tone | action was accepted. |
coverage | feature that allows individuals to have their |
| calls answered by someone else. |
DDC | (Data Dial Code) extension number |
| assigned to a data terminal. |
DGC | (Direct Group Calling) a group of |
| telephones where incoming calls are |
| distributed among the group members. |
DSS | (Direct Station Selection) button containing |
| an extension number or an access code, and |
| programmed by the System Administrator. |
| (FLEX DSS are buttons that you can |
| program.) |
DXS buttons | (Direct Extension Selector buttons) small |
| buttons on the selector console that are |
| used for sending a call to a specific |
| extension. |
data call (from | feature that allows you to place a data |
telephone) | call from your telephone, then transfer the |
| call to your data terminal. |
dequeueing tone | three short tones indicating the Callback |
| feature can now be completed. |
exclusion | feature that allows you to keep others from |
| listening in on a conversation. |
extending calls | procedure followed by the attendant when |
| sending a call to the desired party. |
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