Notifying network contacts of inquiries
NPA split management in intelligent network environment
Number assignment module setting system for portable telephone s
Number keypad corral
Number portability for a cluster of switches
Number portability service in a telecommunication system
Number portability using database query
Number portability using enhanced routing table
Number portability using enhanced routing table
Number portability using ISUP message option
Number portability using ISUP message option
Number portability with database query
Number translation services matrix
Numeric and text paging with an integral PLC modem
Numeric and text paging with an integral PLC modem