Hello, someone at isi gave me the prefix : 5fbc:1000::0/32 should this be the prefix of my local ipv6 adress too ? another question. Can someone explain me the following adresses : - my ipv6 adress - a link ipv6 adress (entry of tunnel) - a link ipv6 adress (end of tunnel) - the tunnel endpoint ipv6 adress Peace Hamdi