ABI Research reports enterprises' VoIP investments are growing, both on customer premises equipment and hosted VoIP, with the UC suites market to reach $4.8 billion by 2015.
It also expects IP PBX vendors to ship just over 35 million IP lines (inluding native IP and hybrid lines) worldwide through 2010. International IP PBX services will finish the year with a 15.3% increase ($3.4 billion) worldwide.
The competitive environment between CPE vendors and hosted VoIP service providers helps drive revenue growth. Both camps use product differentiation, Read more...