227779 ⎘
Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks; Details of core network interconnection arrangements where the packet-switched network is an Internet Protocol Multimedia System-type network
Apparatus and system for integrating telecommunications networks
#302Management of multiple user identities in a communication system
#303Service convergence across multiple communication domains
#304Video traffic in a communications system
#305Telephone exchange and communication terminal
#306Intelligent secondary call treatment for advanced calling scenarios
#307Image exchange for image-based push-to-talk user interface
#308Multimedia message center and telecommunication device for accessing stored multimedia messages
#309Inter-enterprise telephony using a central brokerage device
#310Callback services in a communication system
#311Direct calling to devices via a shared telephone number
#312Complementary VoIP service
#313Method and system for dynamic selection of voice mail system
#314Communications robot
#315Website-controlled establishment of telephone connections
#316Bandwidth efficiency central data center VoIP
#317Integrated cellular VoIP for call rerouting
#318Method for mixing data streams
#319Interworking between domains of a communication network operated based on different switching principles
#320System, apparatus, and method for establishing circuit-switched communications via packet-switched network signaling
#321Internet Enhanced Cordless Telephone System
#322Personal message delivery system
#323Procedure for exchanging useful information generated according to different coding laws between at least 2 pieces of user terminal equipment