Method of establishing a toll-free communication connection,...
Method of exiting collect information phase in intelligent...
Method of implementing a line group function in a...
Method of locating an idle mobile telecommunication device
Method of managing a peering database in a...
Method of managing a peering database in a...
Method of operating a virtual private network
Method of operating a virtual private network
Method of optimum call distribution using an intelligent network
Method of overlaying virtual tree networks onto a message passin
Method of porting for use with local number portability
Method of providing centrex type operation using a PBX and a cen
Method of providing telecommunication services
Method of providing telecommunications services
Method of rerouting telecommunications traffic
Method of routing interlata network traffic
Method of routing interLATA network traffic
Method of routing interLATA network traffic
Method of routing universal international free telephone phone n
Method of signalling subscriber numbers in a telecommunications