| 摘要 |
<p>An apparatus (162) for establishing a voice call to a PSTN (140) extension (142) for a networked (150) client (102) computer, and routing the voice call off the network (150), is provided. In the first embodiment, the apparatus (162) comprises a storage medium having stored therein a plurality of programming instructions coupled to an execution unit to execute the plurality of programming instructions to implement a set of communication services facilitating the establishment of the voice call to the PSTN (140) extension (142). The set of communication services include services for receiving a request from the networked (150) client (102) computer requesting the voice call, determining the PSTN (140) extension (142) and controlling a computer telephony interface to route the voice call from the packet switched network (150) to the PSTN (140) extension (142).</p> |
