Patent ID: 8504701

Claim:
A method for notifying a loading state of a first appliance to at least one second appliance, these appliances being designed to operate according to the SIP protocol on a telecommunications network, comprising: registering the second appliance with the first appliance, wherein registering comprises storing an identification of a network address of said second appliance in a list of second appliances, in a memory of said first appliance; and upon a change to the loading state of said first appliance, spontaneously sending a loading state notifying message to the previously registered second appliance based on the identification of said second appliance stored in said memory of said first appliance, wherein said loading state notifying message is sent without it being necessary to previously receive a request originating from said second appliance, and wherein the loading state notifying message contains at least one communication spacing parameter specified by the first appliance to said second appliance, so as to request said second appliance to implement a procedure for spacing the communications with said first appliance in accordance with said communication spacing parameter.