"리눅스 rdate: timeout"의 두 판 사이의 차이

11번째 줄: 11번째 줄:
* 성공
* 성공
<source lang='cli'>
<source lang='cli'>
[root@zetaweb ~]# rdate time.bora.net
[root@zetawiki ~]# rdate time.bora.net
rdate: [time.bora.net] Wed Mar  2 01:53:23 2016
rdate: [time.bora.net] Wed Mar  2 01:53:23 2016
</source>
</source>
<source lang='cli'>
<source lang='cli'>
[root@zetaweb ~]# rdate time.nist.gov
[root@zetawiki ~]# rdate time.nist.gov
rdate: [time.nist.gov] Wed Mar  2 01:53:37 2016
rdate: [time.nist.gov] Wed Mar  2 01:53:37 2016
</source>
</source>

2016년 3월 2일 (수) 01:52 판

rdate: timeout for

1 rdate -s 테스트

  • 실패
Copy
[root@zetawiki ~]# rdate -s ntp.kornet.net
rdate: timeout for ntp.kornet.net
[root@zetawiki ~]# rdate -s time.windows.com
rdate: timeout for time.windows.com
  • 성공
Copy
[root@zetawiki ~]# rdate time.bora.net
rdate: [time.bora.net]	Wed Mar  2 01:53:23 2016
Copy
[root@zetawiki ~]# rdate time.nist.gov
rdate: [time.nist.gov]	Wed Mar  2 01:53:37 2016

2 37포트 확인

  • 실패
Copy
[root@zetawiki ~]# nc -z ntp.kornet.net 37 -w2
[root@zetawiki ~]# nc -z time.windows.com 37 -w2
  • 성공
Copy
[root@zetawiki ~]# nc -z time.nist.gov 37 -w2
Connection to time.nist.gov 37 port [tcp/time] succeeded!
[root@zetawiki ~]# nc -z time.bora.net 37 -w2
Connection to time.bora.net 37 port [tcp/time] succeeded!
[root@zetawiki ~]#

3 같이 보기