> > if i try to log into my machines back in tokyo by IPv6 SSH, it takes > > very long time. i guess i found the reason - (possible) lame delegation > > of blah.ip6.int. ip6.arpa. query returns instantly. > > how could we fix it? > By fixing the software as ip6.int was deprecated 2 years+++ > ago as you should already know.
for backward compatibility reasons many software do query ip6.arpa; if (not found) query ip6.int; i'm not too sure if we can remove the "query ip6.int" part today. itojun