Patent ID: 6970471
Filing Date: 2005-11-29
Classification: H04L,H04Q

Abstract:
1. A telephony node comprising first and second modules, each module comprising: a network interface; and a control system associated with the network interface and adapted to: wherein one of the first and second modules operating in the active mode represents the telephony node and communicates as the telephony node using the first IP address; and wherein said control system for the first module is further adapted to broadcast a first gratuitous ARP request over a network intended to be received by at least one device upon switching from the inactive mode to the active mode, said first gratuitous ARP request containing the first IP address and a unique hardware address for said first module, and said control system for the second module is adapted to broadcast a second gratuitous ARP request over the network intended to be received by the at least one device upon switching from the inactive mode to the active mode, said second gratuitous ARP request containing the first IP address and a unique hardware address for said second module.