Siemens 300 Series, 600 Series manual Busy Standby Queuing, CBX will complete your call

Busy Standby Queuing

With Busy Standby Queuing, you can stay on a line until a busy extension that you are trying to call becomes free. The busy tone changes to music (or a ringing-beep tone), indicating that you are queued. As soon as the extension becomes free, your call will be put through automatically.

To standby	➩	Listen for a busy tone.
queue for an
extension	➩	Stay on the line until you hear music (or a ring-
		ing-beep tone). When the other party hangs up,
		the CBX will complete your call.
To cancel busy		Hang up.
standby queuing	➩

3–6ROLMphone 300/600 User Guide