Off-hook Ringing
The Wiki of Unify contains information on clients and devices, communications systems and unified communications. - Unify GmbH & Co. KG is a Trademark Licensee of Siemens AG.
Explanation
| Step 1 | Step 2 | Step 3 | Step 4 | Step 5 |
|---|---|---|---|---|
 |
 |
 |
 |
 |
| A talks to B | B goes on-hook, A is still off-hook, hears busy tone and phone display shows Disconnected |
After 10 seconds: display of phone A falls into idle mode and busy tone has gone |
C calls A A is still off-hook phone A rings |
A presses  key to answer the callA talks to C |
