Hosted VoIP Phone Systems vs. TDM: Who Really Wins on Cost?
The cost savings benefit of a hosted VoIP PBX often comes under scrutiny from some of the remaining providers of TDM, or “traditional”, phone systems. You know the kind, those broom closet phone boxes of yore. …
FreedomIQ VoIP Blog – http://www.freedomiq.com/blog/
Terry Hall