https://www.spiritdsp.com/news/104-spirit-dsp-achieves-dominant-market-share-across-all-major-segments-of-v2oip-engines-market/
SPIRIT DSP Achieves Dominant Market Share Across All Major Segments of V2oIP Engines Market | Voice...
Feb 11, 2016 - FierceVoIP Names SPIRIT DSP Among Global Top 10 VoIP Leaders in 2007 Company Customer Deployments Skyrocket in 2007 MOSCOW, Russia - December 18, 2007 - SPIRIT...