Function Usage Description
011 011 + country code + number International Calling
*00 *00 + Agent ID Call Center - Agent Logoff
*01 *01 + Agent ID Call Center - Agent Login
*1 *1 + extension number Intercom extension to extension
*8 *8 + extension number Direct call pickup
*57 *57 + extension number Listen Live
*58 *58 + extension number Call Barge
*67 *67 + telephone number Block caller ID
*70 *70 + Dial/Send button Park Call
*71 *71 + park location + dial/send Retrieve Parked Call
*5000 *5000 + dial/send Global Voicemail Access
  transfer + extension + *

 Transfer call directly to voicemail