문제풀이 에서 pod dns와 service dns 조회에서 nslookup이 수행 되지 않습니다.
one@master:~$ kubectl exec dns-deploy-66b6c48dd5-2nsb4 -it -- /bin/bash
root@dns-deploy-66b6c48dd5-2nsb4:/# nslookup 10.44.0.5
bash: nslookup: command not found
root@dns-deploy-66b6c48dd5-2nsb4:/# exit
exit
command terminated with exit code 127
one@master:~$ kubectl get pod dns-deploy-66b6c48dd5-2nsb4 -o wide
NAME&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; READY&nbsp; &nbsp;STATUS&nbsp; &nbsp; RESTARTS&nbsp; &nbsp;AGE&nbsp; &nbsp;IP&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; NODE&nbsp; &nbsp; NOMINATED NODE&nbsp; &nbsp;READINESS GATES
dns-deploy-66b6c48dd5-2nsb4&nbsp; &nbsp;1/1&nbsp; &nbsp; &nbsp;Running&nbsp; &nbsp;0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 10m&nbsp; &nbsp;10.44.0.5&nbsp; &nbsp;node1&nbsp; &nbsp;&lt;none&gt;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&lt;none&gt;
one@master:~$

인프런 커뮤니티 질문&답변

nslookup 수행시 command not found 발생