SFTP cannot connect to the server ＃ yyds dry goods inventory ＃

​1、 to glance at ssh Whether the operation is normal

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       systemctl status sshd 
       
       

       
       service sshd status
      
      
      
      

       
       
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2、 Take a look at the configuration file

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       vi /etc/ssh/sshd_config 
       
       

       
       # override default of no subsystems
       
       
Subsystem       sftp /usr/libexec/openssh/sftp-server
       
       

       
       --
       
       --
       
       -Subsystem   There is 
       
       # If No .
       
       

       
       

       
       

       
       --
       
       -- Please comment out the following sentences , Conflict with the above 
       
       
Subsystem sftp internal-sftp-server
       
       
UsePAM 
       
       yes 
       
       
Match User test
       
       
    ChrootDirectory /opt/download/  
       
       
    ForceCommand internal-sftp
       
       
    AllowTcpForwarding no
       
       
    X11Forwarding no
      
      
      
      

       
       
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3、 Restart the service

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       /etc/init.d/sshd reload  perhaps service sshd 
       
       restart
      
      
      
      

       
       
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4、 Check the connection status

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       netstat
      
      
      
      

       
       
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5、 Check whether the firewall is on , Let's take a look again. The firewall policy is not set

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       systemctl status firewalld
       
       

       
       service iptable status
       
       

       
       
iptables 
       
       -L 
       
       -n
      
      
      
      

       
       
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6、 Check the vsftpd Whether the service is normal

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       systemctl status vsftpd
      
      
      
      

       
       
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7、 to glance at sftp If there is something wrong ​

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       systemctl status sftp
       
       

       
       service sftp status
      
      
      
      

       
       
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