FAQ Book » 常見的錯誤訊息 https://blog.faq-book.com Some SOP,Note,Learned Article of IT 關於IT資訊界的筆記和學習紀錄 Sun, 27 Mar 2022 12:25:43 +0000 zh-TW hourly 1 http://wordpress.org/?v= SSH連線出現錯誤 WARNING REMOTE HOST IDENTIFICATION HAS CHANGED https://blog.faq-book.com/?p=3826 https://blog.faq-book.com/?p=3826#comments Tue, 22 Nov 2011 01:00:37 +0000 Derek http://blog.faq-book.com/?p=3826

當在使用SSH連線到別台主機時，有時會出現以下錯誤。若是有此錯誤的話。可參考以下解決方式。

 

錯誤訊息

[root@localhost ~]# ssh 192.168.2.151 

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!                                     @

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!

Someone could be eavesdropping on you right now (man-in-the-middle attack)!

It is also possible that the RSA host key has just been changed.

The fingerprint for the RSA key sent by the remote host is

7e:68:8c:e5:09:9f:0d:5f:a4:47:07:a5:69:24:9a:bf.

Please contact your system administrator.

Add correct host key in /root/.ssh/known_hosts to get rid of this message.

Offending key in /root/.ssh/known_hosts:33

RSA host key for 192.168.2.151 has changed and you have requested strict checking.

Host key verification failed.

有幾種處理方式(選適合的)

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]]> https://blog.faq-book.com/?feed=rss2&p=3826 0 執行yum 錯誤訊息Error: Cannot find a valid baseurl for repo: addons https://blog.faq-book.com/?p=3092 https://blog.faq-book.com/?p=3092#comments Fri, 16 Sep 2011 03:49:09 +0000 Derek http://blog.faq-book.com/?p=3092  

執行YUM時出現以下錯誤訊息 :

[root@localhost ~]# yum -y install net-snmp

Loaded plugins: fastestmirror

Determining fastest mirrors

Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=5&arch=x86_64&repo=addons error was

[Errno 4] IOError: <urlopen error (-3, 'Temporary failure in name resolution')>

Error: Cannot find a valid baseurl for repo: addons

 

當出現以上的錯誤後，請先試著Ping mirrorlist.centos.org，發現ping不通，出現 ping: unknown host mirrorlist.centos.org 的訊息。

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