System and method for initializing ISDN terminals

System and method for IP bandwidth trading

System and method for issuing customer credits for...

System and method for least cost call routing

System and method for managing a telecommunications network by d

System and method for managing CDR information

System and method for managing cellular telephone accounts

System and method for managing interconnect carrier routing

System and method for managing prepaid card

System and method for managing telecommunication trunk groups

System and method for manipulating data fields in a call structu

System and method for mass call onset detection in a...

System and method for monitoring service quality in a...

System and method for notifying a user of a calling card...

System and method for optimal logical network capacity dimension

System and method for pre-paid and pay-per-use internet...

System and method for pre-paid and pay-per-use internet...

System and method for preparing telecommunications call...

System and method for preventing fraudulent calls using a...

System and method for processing call detail records