摘要 |
Methods and apparatus to select a voice over Internet protocol (VoIP) border element are disclosed. An example method comprises sending a first session initiation protocol (SIP) protocol message from a first voice over Internet protocol (VoIP) device, the first SIP message comprising an Internet protocol (IP) address shared by at least two VoIP border elements, and receiving a second SIP message at the first VoIP device from a second VoIP device, the second SIP message comprising a unique address for the second VoIP device, the second VoIP device to be selected based on the shared IP address. |