Patent ID: 7562386

Claim:
A method comprising: at a multi-point server not comprised in a plurality of devices, said plurality of devices comprising a first device, a second device and a third device: responsive to a detected mismatch in a packet sequence number of a communication between said first device and said second device, via a phase two restart message, restarting a first secure point-to-point connection between said first device and said second device, said phase two restart message adapted to cause a definition of IPSec protocol parameters without a new Diffie-Heilman keying material exchange, said first secure point-to-point connection established between said first device and said second device via at least one common encryption parameter, said at least one common encryption parameter provided to each of said plurality of devices, said at least one common encryption parameter provided responsive to a request from said third device for a second secure point-to-point connection between said third device and said second device, said plurality of devices identified to one another.