I installed and configured bind9 on a linux debian. From this machine I'm making a dig using one of the defined names in the zone and it works (even if I don't use the @ parameter on dig), so this command is working well:
dig myname.mydomain @127.0.0.1
and also this other:
However, this command doesn't seems to work:
Which responds with this error: ping: unknown host ns.grup7.gsx
Why? How can I make it work?