Method and system for service control point billing
Method and system for service control point billing
Method and system for service control point billing
Method and system for service control point billing
Method and system for the processing of tariff data
Method and system for toll carrier selection
Method and system for toll charge and rate inquiry service for p
Method and system for transferring an administrator and...
Method and system for translating call processing requests
Method and system for transmitting information to a...
Method and system for transmitting useful data between...
Method and system for using bad billed number records to...
Method and system of rating in a charging system
Method and system to connect consumers to information
Method and testing device for verifying the charge invoicing...
Method for achieving third-number call billing
Method for acquiring statistics in a telephone network employing
Method for allowing a called party to allocate call payment...
Method for automatically replenishing pre-paid calling units...
Method for backing up call charge data of a telephone...