as a pc vdu or an ip phone or appliance although it may not be explicitly stated in all instances an ip capable appliance is considered the most generic term including ip capable telephones pcs ip capable cell phones organizers and the like that is any device capable of supporting an ip telephone call in the art such a call is established from one user 39 s equipment directly to the other as the directing influence will be the ip address of the called party in the present invention however separate legs are established identified and separately maintained for reasons that will quickly become apparent the separate and unique call legs are set up and manipulated by cti applications running either on the ip routers such as router 19 or on cti servers connected to and enhancing the ip routers in some cases address translation in the ip routers switches is used but other equivalent strategies are gateways gatekeepers etc all either well known or recently introduced into there are four call legs that enable this working connection through network 11 in this example an end node leg a 1 is established between user a and switch 19 and is illustrated by arrow a 1 an intermediate call leg a 2 is established between switch 19 within site 13 and switch 21 within site 15 leg a 2 is illustrated by arrow a.