Method and apparatus of establishing an L2TP tunnel. A routing device of a first IP network is coupled to a public network and a routing device of the second private IP network is coupled to the public network. An L2TP tunnel is initiated and an IP address from an address space of the first private IP...http://www.google.fr/patents/US6732314?utm_source=gb-gplus-shareBrevet US6732314 - Method and apparatus for L2TP forward error correction
Method and apparatus for L2TP forward error correction