Capability negotiation in a telecommunications network
Carrier direct calling
Carrier identification codes (CIC) conversion
Carrier identification codes (CIC) transport
Carrier proportioned routing
Channel associated signalling (CAS) compatible...
Channel establishing method of point-to-multipoint and multipoin
Circuit arrangement for a small PABX with a switching matrix tha
Class-of-service automatic routing
Common automatic route selection leading digit strings
Common channel signaling with a network of distributed...
Common gateway to call control systems
Common gateway to call control systems
Common-channel message conversion method for communication netwo
Communicating between diverse communications environments
Communicating network resource locators to customer premises...
Communication apparatus and method
Communication circuit switching or parallel operation system
Communication interface between PC's and auxiliary platforms...
Communication method between processors in a decentralized multi