[Voice Operator Panel - Professional softphone and attendant console for operators and receptionists Voice Operator Panel is a professional SIP softphone and attendant console for operators and receptionists with Outlook/LDAP/XMPP/CRM integration. Validated with Metaswitch, Broadsoft, Cisco, Cirpack, Communigate, Enswitch, Vodia, 3CX, Asterisk, sipXecs, FreeSWITCH, Kamailio, OpenSIPS.]