Charging control in IP multimedia subsystem
Circuit arrangement for providing internet connectivity to a com
Circuit connecting unit in integrated network
Circuit emulating exchange using micro cells
Circuit emulation service over an internet protocol network
Circuit switched private communication network with...
Circuit-switched network
Client configuration download for VPN voice gateways
Client-server architecture for the delivery of broadband...
Client-server system
Coaxial cable/twisted pair fed, integrated residence gateway...
Codec aware adaptive playout method and playout device
Collaborative network navigation synchronization mechanism
Collecting information before a call
Combined CDMA multi-service carrier and TDMA/CDMA packet...
Combined H.450.2 and SIP call transfer
Combined signalling and PCM cross-connect and packet engine
Combined uniform rate and burst rate transmission system
Combining differing transport technologies in a...
Combining multimedia services with traditional telephony