Internet telephony arrangement and method
Internet telephony arrangement and method
Internet telephony directory server
Internet telephony for ecommerce
Internet telephony network and methods for using the same
Internet telephony system
Internet telephony system with automated call answering
Internet telephony system with automated call answering
Internet telephony with interactive information
Internet time multiplexed circuit connection for wire speed...
Internet trunking protocol
Internet web site with audio interconnect and automatic call...
Internet-audiotext electronic communications system with...
Internet-augmented radio port controller unit (RPCU) of...
Internet-enabled voice-response service
Internet-enabled voice-response service
Internet-intranet greeting service
Internetwork telephony with enhanced features
Interworking between domains of a communication network...
Interworking of addressing in an internetwork