On a QCC's DSS, the Direct Voice Mail button is a fixed button, the rightmost button in the second row from the bottom.

QCC operators may also select the feature from the display.

• To transfer an active call to another user's voice mail, press the Flash or Recall button (or, if the telephone does not have positive disconnect, press and release the switchhook). Then dial #56 and the user's extension number. To complete the transfer, hang up.
• To send voice mail to another user, go off-hook and dial #56 followed by the user's extension number.
  
  For 4400D telephones:

• To transfer an active call to another user's voice mail, press the Trnsfr button. Then dial #56 and the user's extension number. To complete the transfer, hang up or press Trnsfr again.
• To send voice mail to another user, go off-hook and dial #56 followed by the user's extension number.