| 摘要 |
<p>An interface and method for connecting a remote key telephone set (KTS) to a private branch exchange (PBX) through a public switch telephone network (PSTN), so that the KTS operates as part of the PBX, and a communication system including a private branch exchange (PBX), a public switch telephone network (PSTN), a remote workplace including a workstation, a remote key telephone set (KTS), and an interface between the public switch telephone network and the remote key telephone set, and a KTS server coupled to the remote workstation over the public switch telephone network, and coupled to the PBX, to enable the remote KTS to function as part of the PBX.</p> |
