Methods and apparatus to authorize and allocate resources...
Methods and apparatus to perform outdial facsimile services
Methods and apparatus to self-configure a flexible...
Methods and system for routing emergency calls through the...
Methods and system for routing emergency calls through the...
Methods and systems for call forwarding
Methods and systems for configuring voice over internet...
Methods and systems for converting an internet protocol...
Methods and systems for converting signals
Methods and systems for creating, distributing and executing...
Methods and systems for enhancing internet call- waiting...
Methods and systems for global title translation using...
Methods and systems for packet aggregation combining...
Methods and systems for presence-based telephony communications
Methods and systems for presence-based telephony communications
Methods and systems for presence-based telephony communications
Methods and systems for prioritized message processing
Methods and systems for prioritized message processing
Methods and systems for providing network access service...
Methods and systems for providing network access service...