Vbox troubleshooting-installation in centos, vbox-centos
Because Oracle provides free Virtual Machine Software, Vbox has advantages over KVM, XEN, and Vbox:
1. When setting up the Oracle RAC system, it is very controllable (shared disk and Network Interface). Just a few clicks and you will be OK;
2. I have been using this software for more than three years;
3. supported technical documents are continuously
In the RedHat Fedora Project, there is an epel (extra packages for Enterprise Linux), which is the RHEL fedora software repository. By adding it, you can get a lot of free software packages that support RHEL/centos. For example, nginx and openvpn, which are currently popular, can be easily installed and updated.
Epel (http://fedoraproject.org/wiki/EPEL) is a program built by the fedora community to provide
Run the CentOS command to view the CentOS version of the remote host.
How to view the CentOS version of the remote host?
Through the/etc/issue file, this file is used on the console interface to log on to the prompt information, and this prompt information has the CentOS version.
The following shows the
(Illustration) mysql client mysqlworkbench in windows connects to the mysql server CentOS on the virtual machine, and the virtual machine installs centos
I have installed the mysql server in CentOS Linux and mysql client mysqlworkbench in Windows, therefore, we want to connect the mysql client mysqlworkbench in windows to the mysql server in
CentOS Linux release 7.3.1611 (Core) how to configure static IP addresses for CentOS 7, 7.3.1611centos
Problem:
On CentOS 7, I want to change one of my network interfaces from DHCP to static IP Address Configuration. How can I assign a static IP address to the network interfaces on CentOS or RHEL 7 permanently?
Th
Install jdk correctly in centos and jdk in centos
1 first, find the default java installation in centos
Whereis javaWhich java (java execution path)Echo $ JAVA_HOME
Echo $ PATH
2> View and uninstall:
Check if there is any java command: rpm-qa | grep java
Delete if any: pm-e -- nodeps java-1.4.2-gcj-compat-1.4.2.0-40jpp.115Rpm-e -- nodeps java-1.6.0-openjdk-1.6.0.
In a Linux system, after installing a software or application, it is sometimes necessary to manually start the application, but also to receive the application added to the boot key, so that it can be installed on Linux once the application load
How to start the application
CentOS 6:
Service Service Start|stop|restart|reload|status
CentOS 7:
Systemctl Start|stop|restart|reload|status SERVICE
Ways to a
Centos 7 linux System Default ftp installation configuration and deployment (detailed description), centos installation Configuration
It took a long time for the minor to contact the Linux system and wanted to solve the problem of ftp installation and deployment in the linux system.The configuration methods of experts have been integrated. If anything is wrong, you are welcome to correct me. Thank you!
I. S
Configure local yum source for centos and yum source for centos
Each line of code starts when you modify the CentOS-Media.repoDo not have spaces
[C6-media] # library name = CentOS-$ releasever-Media # name Description baseurl = file: // media/centos/# yum source directory,
The java environment and tomcat deployment process on the centos server and the simple modification of mysql, and the simple modification of centos
This document describes how to deploy java and tomcat and modify the mysql database of the olds website system after centos is installed. The red part indicates the actual operation process.
Prerequisites:
install-y pptp ppp pptp-setup
# Using pptpsetup for customer configuration is a good tool, of course, you can also configure it yourself# Pptpsetup -- create vpn-jiao -- server x. x -- username dog -- password passwd -- encrypt
# Manual Configuration$ Vi/etc/ppp/peers/vpn-testPty "pptp x. x -- nolaunchpppd"LockNoauthNobsdcompNodeflateName dogRemotename vpn-testIpparam vpn-testRequire-mppe-128
# Manually configure the password$ Vi/etc/ppp/chap-secrets# Secrets for authentication using CHAP# Clie
Basic tutorial on using TUN/TAP virtual network card in CentOS
In computer networks, TUN and TAP are virtual network devices in the operating system kernel. Different from devices implemented by hardware network boards, all these virtual network devices are implemented by software, it also provides the software running on the operating system with the same functions as the hardware network device.A tap is equivalent to an Ethernet device that operates
CentOS Study Notes-start, ROOT password, and centos Study NotesStartup Process Overview
Simply put, the process of system startup can be merged into the following process:
Load BIOS hardware information and perform self-testing, and obtain the first device that can be started according to the configuration;
Read and run the boot Loader (grub, spfdisk, and other programs) of MBR in th
Install CentOS on a virtual machine and CentOS on a virtual machine
1. Prepare tools
I downloaded VMware9.0.2, and then I can upgrade it.
2. Install VMware9.0.2. Follow the steps to install it. The installation is successful and runs.
Select create new virtual machine, and then click "continue"
Select one by the following illustration:
The Virtual Machine name and location are customized!
Allocate
CentOS installation and centos Installation
1. Download the Linux iso file. The official download link contains Mirror. select a suitable link.
Http://mirrors.163.com/centos/7/isos/x86_64/CentOS-7-x86_64-Minimal-1511.iso
2. Burn it into a CD, use USB writer to write it to a USB flash drive, or use virtual software t
Linux-network connection-(VMware and CentOS), linux-centos
Install CentOS in the vmwarevm to establish a network connection in two steps: intranet connection and internet connection.
Prerequisites:
After you install VMware correctly, the network adapter adds two new NICs: (you can view them in Device Manager> network adapter)
Step 1: intranet connection started
Install sshpass in CentOS 6 and sshpass in centos
As for Ubuntu, the default yum install sshpass cannot install sshpass. The following steps are required:
Cd/etc/yum. repos. d/wget http://download.opensuse.org/repositories/home:Strahlex/CentOS_CentOS-6/home:Strahlex.repoyum install sshpass
Centos 63 installation methods
It's just a collection of softw
Shared File Mounting and Centos mounting among linux centos servers
File Sharing and mounting between linux Centos (6.6) servers
Purpose: Because Server Load balancer is configured on the server, file uploading on multiple servers must be synchronized. The purpose is to set Server 1 as the master file server.
Server 1: 192.168.1.100
Server 2: 192.168.1.20
The win
Install MySQL in CentOS 7 and mysql in centos
Since MySQL was acquired by Oracle, the default yum database of CentOS was changed from MySQL to MariaDB.
To install MySQL, we need to add the official MySQL Repo to the CentOS repo.
Access-> MySQL official repo list
Found link: http://repo.mysql.com/mysql-communi
CentOS-6.3 real machine installation tutorial, centos-6.3 real machine tutorial
Installation tutorial for CentOS-6.3
Step 1: Prepare
1. Download CentOS-6.3-i386-bin-DVD1.iso
2. Download and install UltraISO
3. Prepare a 4G or above USB flash drive (the USB flash drive will be formatted. Please save important data
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