Object-oriented telephony system
On demand call re-termination
On demand call re-termination
On demand call re-termination
On demand language interpretation in a telecommunications system
On hold call waiting display method and apparatus
On-demand call blocking service
On-demand seamless phone number updates
One number LAN based calendar
One number LAN based calendar
One number, intelligent call processing system
One number, intelligent call processing system
One-number communications system and service integrating...
Online call routing apparatus and method
Operational support structure for a telecommunications network
Operator connection control method
Operator services customization with advanced intelligent...
Operator services using speech processing
Optimizing the capacity a telecommunication system
Order processing and reporting system for telecommunications car