Voice and Telecom Outsourcing Service

Voice and Telecom Outsourcing Service

Denphone provides telephony and network support services to end clients and to third party vendors looking to sub-contract or outsource this specialized work.

Denphone has skilled engineers with experience in the following technologies:

  • IP Telephony
  • Networking infrastructure
  • LAN cabling
  • Unix administration (Solaris/Linux)
  • SQL databases (Sybase, SQL Server, Postgres, MySQL)

We have experience working with the following vendor products:

  • Digium-Asterisk
  • Cisco
  • Polycom
  • Ericsson
  • Avaya
  • Mitel
  • Yamaha

If you are looking for a reliable partner in Japan to assist in installing or supporting the technologies and products listed above please contact us.



Please email Denphone, or telephone us at 81-3-4550-1405 for more information and prices.