The companies avoid going to court over trade infringement charges related to AT&T CallVantage.
Articles by Colin C. Haley
The carrier expands its VoIP lineup with service for the SOHO market.
UPDATED: Networkers, software vendors and researchers team up to see that VoIP security keeps pace with adoption.
The number of cable IP telephony users soared to nearly 500,000 last year, according to new research.