Simple VPN solution using Multi-point Security Association
Furukawa Network Solution
NTT
KDDI
Softbank Telecom
This document describes the over-lay network solution by utilizing dynamically established IPsec multi-point Security Association (SA) without individual connection. Multi-point SA technology provides the simplified mechanism of the Auto Discovery and Configuration function. This is applicable for any IPsec tunnels such as IPv4 over IPv4, IPv4 over IPv6, IPv6 over IPv4 and IPv6 over IPv6.