Sounds like ipv6 is not compiled into your kernel. On 6/4/05, gaspo <gaspolo@gmail.com> wrote: > i add i pv6 with command > [14:45:30][root@sparc64:/home/gaspo]$ ip tunnel add sit0 mode sit > remote 37.3.202.34 local 23.252.146.83 ttl 64 dev sit0 > ioctl: Invalid argument > > why ive me that error??? > is normal metod for add ipv6 wit iptunnel...and work on all kind of debian... > >