Outgoing call control system, works by principle, call everybody
excluding those who are blacklisted or call nobody apart those who are in the
“White list”. The system additionally allows to analyze the duration of the
conversation, marks the time and date of the call and the one who has called.
Citel PBXgateways are installed at the central PBX location, and EXTenders are deployed at branch offices, call centers, or at home offices over managed IP connections, DSL, cable, or analog circuits