System connection adapter and terminal

System for accessing different resources having the same...

System for achieving local number portability

System for and method of channel associated signaling...

System for and method of extending a PBX phone port to a...

System for and method of hairpinning a remote PBX or KTS or...

System for caller control over call routing paths

System for connecting an incoming call to a selected one of a nu

System for connecting an incoming call to a selected one of a nu

System for connecting an incoming call to a selected one of a nu

System for connecting calls on physically distinct servers on an

System for connecting calls on physically distinct servers...

System for connecting public network subscriber and private netw

System for converting a No. 5 crossbar telephone switching centr

System for converting a routing address within a telecommunicati

System for coupling the public telephone network to the...

System for coupling the public telephone network to the...

System for elminating glare in virtual private line circuits

System for establishing a permanent internet connection via...

System for executing advanced interactive voice response...