Patent ID: 8982902
Filing Date: 2015-03-17
Classification: H04L,H04M,H04Q

Abstract:
1. A method for providing telephony services in a VoIP system, the method comprising: providing applications and data associated with a first plurality of communication devices from a first server to a first switch, the first switch configured to provide the telephony services to the first plurality of communication devices, and the first server configured to provide the applications and data associated with the first plurality of communication devices to the first switch; providing applications and data associated with a second plurality of communication devices from a second server to a second switch, the second switch configured to provide the telephony services to the second plurality of communication devices, and the second server configured to provide the applications and data associated with the second plurality of communication devices to the second switch; providing applications and data associated with a third plurality of communication devices from a third server to a third switch, the third switch configured to provide the telephony services to the third plurality of communication devices, and the third server configured to provide the applications and data associated with the third plurality of communication devices to the third switch, wherein the second server is further configured to provide the applications and data associated with the first plurality of communication devices to the first switch but is not configured to provide the applications and data associated with the third plurality of communication devices to the third switch; thereafter determining that the first switch is unable to communicate with the first server; sending an adoption request from the first switch to the second server; providing the applications and data associated with the first plurality of communication devices from the second server to the first switch while providing the applications and data associated with the second plurality of communication devices from the second server to the second switch.