Method of billing a communication session conducted over a...
Method of billing a multiple service representative conference c
Method of billing in an abbreviated dialing service
Method of billing in an abbreviated dialing service
Method of billing in an abbreviated dialing service
Method of billing in an abbreviated dialing service
Method of charging for services, network node, and gateway node
Method of ensuring call processing for intelligent user
Method of extracting a call set-up failure probability and a pre
Method of forwarding data from a network element and an...
Method of generating charging identifier in internet one...
Method of operating a communications network as well as a commun
Method of processing information charge discount rates for servi
Method of providing call charge information as well as service c
Method of setting up telecommunication connections
Method of telecommunications call record correlation...
Method of telephone access to internet secretarial services
Method relating to telephone communications including the...
Method, server and communications node for setting up...
Method, system, apparatus, and computer program product for...