I've got a Debian testing with full IPv6 ( no IPv4 ). Kernel 2.6.11. Ipv6 works perfectly : i ping an IPv6 web server on the internet. I filled my IPv6 DNS server in /etc/resolv.conf : _ ping6 www.kame.net => "unknow host" _ dig or nslookup www.kame.net => www.kame.net is resolved. Any idea about what's wrong ?