Cable management system
Call control system in an intelligent network
Call distribution
Call management implemented using call routing engine
Call management implemented using call routing engine
Call monitoring
Call processing digit translation and characterization
Call processing to provide number portability
Call reestablishment system
Call routing based on user availability
Call routing data management
Call routing method using prioritized source-destination routes
Call routing system
Call routing system and method
Call routing system and method with rule-modifying ability
Called party control of incoming calls
Calling subscriber validation
Carrier direct calling
Carrier identification codes (CIC) conversion
Channel establishing method of point-to-multipoint and multipoin