BILLION SYSTEMS

Billion Systems - a family of software products for VoIP-communications, created by ProfInfoTech, international software development company... Billion Systems - the family of software products for VoIP-communications: Billion Softswitch - SIP / H323 proxy-server; Billion PBX - office IP-PBX with SIP support... Billion PBX - software IP-PBX with SIP support, enabling new generation communications networks for small and medium enterprises. It's live since 2009!

Primary location: Petersburg Russia