nslookup 하면은..
Note:  nslookup is deprecated and may be removed from future releases.
Consider using the `dig' or `host' programs instead.  Run nslookup with
the `-sil[ent]' option to prevent this message from appearing.
 위에와 같은 오류메시지가 나오는뎅...
무슨뜻인지 몰라서요... 답변 부탁드립니다.