CentOS

Production environment:OS: CentOS Release 6.7 (Final)The first method:[[Email protected]]# lsb_release-aBash:lsb_release:command not found[[email protected]] #yum install Lsb–y[[Email protected]]# lsb_release-aLsbversion::

One, using an external mailbox to send alarm messagesNote You must first uninstall the built-in MAILX software, the built-in mail will call the SendMail server to send mail, so we recompile the installation MAILX new version[Email protected]

The installation environment is:System: Win server R2 DataCenterHyper-V Version: 6.3.9600.16384CentOS Version: 7.0CentOS 7.0 downloaded from the Internet can be downloaded from the Http://pan.baidu.com/s/1mgLrPRM if not foundImport ISO image for

1. Environment preparationCentos6.5x64,2, uninstall the system comes with the JDKRpm-qa|grep JDKRPM-E--nodeps java*3. Installing the JDKRPM-IVH jdk-8u66-linux-x64.rpm4, Vi/etc/profile Enter o and add the following at the end: java_home=/usr/java/jdk1

CentOS 6.5 64-bitJdk-8u66-linux-x64.gzApache-tomcat-7.0.67.tar.gzFirst, I'm using SECURECRT to connect to the server.#rpm-qa | grep javaSee the JDK that is already installed on this machine generally, there will be openjdkDownload

CentOS SAMBA/SQUID Configuration 27th sessionThe first half of the classThe second half of the classI. Samba configuration1. What is SambaThe Samba service is similar to the sharing feature on Windows, which enables you to share files on Linux,

Installation of the CentOS system in the VirtualBox virtual machine, the installation of the enhanced features the Times is wrong, the error is "CentOS the headers for the current running kernel were not found ...", The cause of the error is that

1. Uninstall the original Open JDKView Installed Packagesgrep JavaIf you already have an open JDK installed, you might be listing something like this:tzdata-java-2015e-1. El6.noarchjava-1.6. 0-openjdk-1.6. 0.35-1.13. 7.1 . El6_6.x86_64java-1.7.

Note, there is no picture, there is time to add it again. Get ready to CentOS6, minimize installation, set IP, test the Internet, turn off SELinux, (later you can turn on SELinux, add Zabbix corresponding ports) To install the Zabbix software

[1] First backup/etc/yum.repos.d/centos-base.repoMV /etc/yum.repos.d/centos-base.repo/etc/yum.repos.d/centos-base.repo.backup[2] Enter the folder where the Yum source configuration file is located[Email protected] yum.repos.d]# cd/etc/yum.repos.d/[3]

I. Installation of VNCBy default, CentOS 6.4 is not installed.Check whether the installation, enter:[Email protected] ~]# rpm-q VNC vnc-serverGet:Package VNC isn't installedIf the prompt is not installed, then start the installation and enter:[email

One of the CentOS 6.5 configuration IP addresses in the virtual machine manually set1. Manual Setup(methods that do not use virtual machines to obtain IP automatically), the manual configuration method is as follows:the System input command in the

I. Overview The virtual machine knows that if the system is running to add a new device to the virtual machine, such as a hard disk, the system is not read the new hard disk, because the system will be in the boot to detect hardware devices.

NetEase (163) Yum Source is one of the best yum sources in the country, both speed and software version is very good, the Yum source is set to 163yum, can increase the speed of package installation and update, while avoiding some common software

CentOS System Start-up processFirst, the Linux startup process analysisBoot is not as long as the stand-alone power button and shut down as long as the power button to turn off it? What is the knowledge? That's true, but since Linux is a multi-user,

This tutorial is built using Vultr VPS, which mainly implements HDFs and MapReduce two functions.45.32. 90.100 45.32. 92.47 45.32. 89.205First, prepareUse SSH to sign in to three VPSModify the host name to modify the following two

Operating Environment Centos6.7[Email protected] ~]# vim ipt.sh#!/bin/bashipt= "/sbin/iptables"$ipt-F$ipt-P INPUT ACCEPT# $ipt-T nat-p INPUT DROP$ipt-P OUTPUT ACCEPT$ipt-A input-p tcp-s 10.0.0.1--dport 20-j ACCEPT$ipt-A input-p tcp-s 255.10.10.0/26--

Usually we use the operating system, will simply install and press the power to boot, and then log on the user's "fool-like" operation, very little to understand how the system starts exactly how a process. Since recently learned here, has drawn a

Solve the problem that eth0 cannot be automatically activated when CentOS 6.7 is used to install the VM. VMWare 1, 11.0 CentOS 6.7 minimal Select the Bridge Mode for VMWare Nic Configuration Problem: By default, the ifconfig command only

After VMware clones CentOS 6.7, the NIC cannot be used. Clone CentOS6.7 with VMware, found that the system only eth1, and/etc/sysconfig/network-scripts/under only ifcfg-eth0 files, IP address is dynamic acquisition, although can access the Internet,