$TTL 86400 @ 1D IN SOA @ root ( 45 ; serial 3H ; refresh 15M ; retry 1D ; expiry 1D ) ; minimum 1D IN NS @ MYWORKSTATION.MYDOMAIN.NET. IN A 192.168.5.122 MYWORKSTATION2.MYDOMAIN.NET. IN A 192.168.5.121 MYSERVER.MYDOMAIN.NET. IN A 192.168.5.1