Vertical Communications DSU II manual Initiate Call Waiting At a Busy Station

Camping On At A Station

• To camp on at a station with a Do Not Disturb condition set

1.Make intercom call and hear busy tone.

2.Dial * 6.

3.Hang up. A callback will occur when the user at the called sta- tion disables the Do Not Disturb mode.

•To override a call or a Do Not Disturb condition at another telephone (Executive Override)

1.Make intercom call and hear a busy signal.

2.Dial * 03 (all parties will hear several tone bursts).

3.Speak your announcement.

)If the called station is in DND mode and busy, the IST phone

can dial *03 once to override DND and *03 again to Executive Override, provided the installer has enabled both capabilities.

13.3Initiate Call Waiting At A Busy Station

If the telephone you have called is busy, you can send a call-waiting tone to the telephone and wait on line for an answer.

• To activate call waiting when you hear a busy signal

1.Make intercom call and receive busy signal.

2.Dial * 6 (called party hears tone).

3.Wait on line for an answer or hang up and wait for a callback when the called telephone becomes idle.

The called party can place the current call on hold or disconnect from the call to answer your call-waiting tone, or choose to ignore your call-waiting tone and continue current conversation.

28 Comdial September, 02