Lukasz Stelmach <Lukasz.Stelmach at telmark.waw.pl> writes: > 1. I open socket AF_INET6/SOCK_DGRAM... OK > 2. bind it to ::ffff:127.0.0.1/53... OK shouldn't this be ::1? ::ffff:127.0.0.1 is a tunneled IPv4 address, which might explain why you get an IPv4 peer address back. DES -- Dag-Erling Smørgrav - des at des.no