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- What should I do if the centos7 network cannot ping?
- The solution to the centos7 network ping failure is: 1. Execute the [vim ifcfg-ens33] command to open the network card configuration file; 2. Find the configuration option [ONBOOT=no] and modify it to [ONBOOT=yes]; 3. Restart the network service .
- CentOS 4569 2020-05-19 14:44:56
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- What should I do if httpd cannot be accessed under centos7?
- The solution to the problem that httpd cannot be accessed under centos7 is to set port 80 of tcp to allow access by any IP. The specific command is [iptables -I INPUT -p TCP --dport 80 -j ACCEPT].
- CentOS 2941 2020-05-19 10:42:34
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- How to switch to graphical interface in centos7
- The method for switching to the graphical interface in centos7 is: You can use the [startx] command or the [init5] command to switch. At the same time, we can also use the [systemctl set-default graphical.target] command to set the startup graphical interface.
- CentOS 8594 2020-05-19 10:32:04
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- How to enable remote access in centos
- The method to enable remote access in centos is: 1. Switch to the root user; 2. Execute the [vim /etc/ssh/sshd_config] command to open the configuration file; 3. Find the [#PermitRootLogin yes] configuration option and delete the comment on this option. Can.
- CentOS 6308 2020-05-19 10:20:37
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- How to check file permissions in centos
- The way to check file permissions in centos is: You can use the [ls -l] command or the [ll] command to check. The specific usage is such as [ll /tmp], which means listing the files and their permission information in the /tmp directory. If it is a folder, you also need to add the [-a] parameter, such as [ls -la].
- CentOS 4905 2020-05-19 10:11:02
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- How to set up Chinese input method on centos
- The method to set the Chinese input method in centos is: 1. Click [Applications], [System Tools], and [Settings] in sequence; 2. Enter the [Region and Language] option, click the Add button, and select the [Chinese (China)] option; 3. Add [Chinese (Pinyin)] input method.
- CentOS 9463 2020-05-19 09:55:05
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- How to delete a directory in centos
- CentOS can use the rm command to delete a directory. The specific usage is such as [rm /home/test], which means to delete the test directory under the home directory. At the same time, we can also use the [-r] parameter to recursively delete a directory and its subdirectories.
- CentOS 20730 2020-05-19 09:41:51
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- How to check whether a service is started in centos
- The way to check whether a service is started in centos is: You can use the systemctl command to check whether the service is started. The specific command is such as [systemctl status service name.service]. systemctl is mainly responsible for controlling the systemd system and service manager.
- CentOS 8842 2020-05-18 14:19:40
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- How to check whether the mysql service is started in centos7
- The method for centos7 to check whether the mysql service is started is: you can execute the [ps -ef | grep mysqld] command to view the process to determine whether the mysql service is started. If the output information includes the two processes mysqld_safe and mysqld, it means that mysql is started.
- CentOS 6388 2020-05-18 14:09:13
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- Where is the software installation directory in centos system?
- The software installation directory in the centos system is generally /usr/local or /opt. We can also use the whereis command to view the actual installation path of a certain software. The specific command is such as [whereis software name].
- CentOS 8293 2020-05-18 13:47:10
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- How to enable root user in centos
- The method to enable the root user in centos is: 1. Open the terminal and execute the [su root] command, and then you will be prompted to enter the password; 2. Enter the password of the root user according to the prompts, and then press the Enter key to enable the root user. .
- CentOS 11031 2020-05-18 13:32:13
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- How to shut down centos system
- The centos system shutdown method is: you can use the halt command, poweroff command and shutdown command to shut down. Specific commands such as [halt] or [poweroff] mean to shut down immediately; [shutdown -h 10] means to shut down after 10 minutes.
- CentOS 4324 2020-05-18 13:20:44
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- What should I do if centos cannot start apache?
- The solution to the problem that centos cannot start apache is: 1. Enter the /etc/httpd/conf.d/ directory and open the nss.conf configuration file; 2. Comment the NSSEngine option; 3. Execute the [service httpd restart] command to restart apache.
- CentOS 2754 2020-05-18 13:11:10
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- How to install pip on centos
- How to install pip on centos: first install the "epel" source; then clear the history cache and build a new cache; then use the command "yum install python-pip" to install; finally enter "pip" directly and wait for the pop-up prompt message. .
- CentOS 8462 2020-05-18 11:52:47
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- How to view mysql log files in centos
- The way to view the mysql log file in centos is: 1. Edit the mysqld.cnf file to allow users to view the log file; 2. Execute the [service mysql restart] command to restart the mysql service; 3. Enter the /var/log/mysql/ directory to view it log file.
- CentOS 8436 2020-05-18 11:44:30
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