Cable management system

Call control system in an intelligent network

Call distribution

Call handling system and method

Call management implemented using call routing engine

Call management implemented using call routing engine

Call management implemented using call routing engine

Call management implemented using call routing engine

Call monitoring

Call path reduction via correlation of call legs in a...

Call processing digit translation and characterization

Call processing for intelligent network

Call processing signal routing system in a local exchange...

Call processing system

Call processing to provide number portability

Call reestablishment system

Call routing based on prior telephone calls

Call routing based on user availability

Call routing data management

Call routing method using prioritized source-destination routes