Call waiting signals incoming calls during a call.
•If only one identity is set on the phone, call waiting must be switched on, on the PBX, or enabled by the provider.
•Alternatively, you can set up several identities on the phone.
•Telephony > Call signalling > Call waiting
•Function keys > Choose a key > Function: Call waiting
•Settings > Telephony > Call waiting/Audible indication
•Settings > Function keys > Choose a key > Function: Call waiting
Details about provisioning this function in the Auerswald DokuWiki at
Setting and
Key1.During a conversation, a call waiting call is signalled.
If the audible indication is switched, you hear a tone. Otherwise, you only see a message on the screen. The call waiting caller hears the ringing tone.
2.You can do one of the following:
−Reject the call waiting call.
The call waiting caller hears the busy signal.
−You take the call waiting call.
You are then connected with the call waiting call. The previous call partner is held.
−You disconnect the current call by hanging up.
Your phone rings. You can accept the call as usual.
−You forward the call waiting call.
The call waiting caller also hears the ringing tone until the called person lifts their handset. You are now connected to the first call partner.