Hook flash
Hook flash or flash (known in the UK as "recall") is a button on a telephone that simulates quickly hanging up then picking up again (a quick off-hook/on-hook/off-hook cycle). This action can signal the telephone exchange to do something. A common use of hook flash is to switch to another incoming call with the call waiting service. Another use is to indicate a request for voice conferencing, for example, a user may use a procedure like the following to initiate three-way calling:
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Hook flash
Hook flash or flash (known in the UK as "recall") is a button on a telephone that simulates quickly hanging up then picking up again (a quick off-hook/on-hook/off-hook cycle). This action can signal the telephone exchange to do something. A common use of hook flash is to switch to another incoming call with the call waiting service. Another use is to indicate a request for voice conferencing, for example, a user may use a procedure like the following to initiate three-way calling:
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Die Rückfragetaste, häufig auc ...... nicht mehr über eine Erdtaste.
@de
Flashtoets is de gebruikelijke ...... s aardtoets of als flashtoets.
@nl
Hook flash or flash (known in ...... at the customer premises PBX.
@en
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595,391,142
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Die Rückfragetaste, häufig auc ...... ngsvarianten zu unterscheiden:
@de
Flashtoets is de gebruikelijke ...... s het verschil niet herkennen.
@nl
Hook flash or flash (known in ...... to initiate three-way calling:
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Hook flash
@en
Register Recall
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Rückfragetaste
@de
