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      mysql主机运维失败,提示:1251-Client does not support authentication protocol requested by server
    
  
  
    
        更新时间:2025-07-07 GMT+08:00
        
          
          
        
      
      
      
      
      
      
      
      
  
      
      
      
        
mysql主机运维失败,提示:1251-Client does not support authentication protocol requested by server
问题现象
mysql主机运维失败,提示:1251-Client does not support authentication protocol requested by server
可能原因
堡垒机IP可能被限制。
解决办法
   登录数据库,执行以下命令,查看对应用户的Host值是否限制了堡垒机ip,如果被限制,需要解除。
   
    
     
      
       
    
   
  
  
         1
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         select * from user  | 
       
 
   堡垒机ip在中查看,或者在云控制台对应堡垒机实例查看。
   父主题: SSO运维故障