Sangoma
http://www.sangoma.com/distributors/
Sangoma is a leading provider of hardware and software components that enable or enhance IP Communications Systems for both telecom and datacom applications. Sangoma’s data cards, voice cards, gateways and connectivity software are used in leading PBX, IVR, contact center and data-communication applications worldwide. The product line includes both hardware and software components that offer a comprehensive toolset for deploying cost-effective, powerful, and flexible communication solutions.
DQN has been a very effective Sangoma distributor in Vietnam & ASEAN since June 2007.