CentOS

Preparatory work:1, configure the firewall, open 80 ports, 3306 portsVi/etc/sysconfig/iptables-A input-m state–state new-m tcp-p tcp–dport 80-j ACCEPT #允许80端口通过防火墙-A input-m state–state new-m tcp-p tcp–dport 3306-j ACCEPT #允许3306端口通过防火墙Add the above

Linux official built-in bash recently found a very serious security vulnerability, hackers can use the bash to fully control the target system and launch attacks, in order to avoid your Linux server affected, we recommend that you complete the bug

I recently installed a centos6.5 system and found that there are many applications in the application menu that start with K and are basically not very useful to me.So want to uninstall these applications, because so many applications, on the

The Logrotate program is a log file management tool. Used to split the log file, delete the old log file, and create a new log file that acts as a "dump". You can save disk space.logrotate command format: Logrotate [OPTION ...] -D,--debug:debug

Brief introduction:Cobbler can be used to quickly establish a Linux network installation environment, it has installed the Linux network Technology threshold, from the college level of education, success down to junior high school, even the

Problem description : CentOS 6.5 Installation Complete Tomcat after accessing the Local: http://localhost:8080/is correct, but the LAN is inaccessible。 reason : /etc/init.d/iptables status Table:filterChain INPUT (Policy ACCEPT)Num Target prot

Turn on the Redis port and modify the firewall configuration file Vi/etc/sysconfig/iptablesJoin Port Configuration-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 6379-j ACCEPT-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 6

#使用rootssh [email protected] #查看硬盘情况fdisk-l#/dev/xvdb partition fdisk/dev/xvdbn #新建一个分区p #主分区1 #主分区id #回车 Use the default start address #回车 Use the default end address W #保存 hint syncing disks. The partition succeeds MKFS.EXT3/DEV/XVDB1 #格式化分区

Centos 6.4 uses Yum to quickly build a lamp Environment Install Apache[[Email protected] ~] # Yum-y install httpd Start[[Email protected] ~] # Chkconfig httpd onEnable Service[[Email protected] ~] # Service httpd start Install some

/* In the CentOS-6.4-minimal version of Apache-2.2.29 configuration request forwarding * Forward * request forwarding, request redirection, port forwarding, port ing, domain name forwarding, domain name reverse proxy, request proxy and so on can all

1. Firewall Configuration 1.1. zzsrv1 First, you need to analyze the role of zzsrv1. It is the primary DNS, website, DHCP server, clock server. We decided not to impose site restrictions, but only inbound restrictions, similar to XP View current

1. DHCP configuration on zzsrv1 1.1. Installation # mkdir /mnt/cdrom/# mount /dev/cdrom  /mnt/cdrom# cd /mnt/cdrom/Packages/# ls dhcp*dhcp-4.2.5-27.el7.centos.x86_64.rpm  dhcp-common-4.2.5-27.el7.centos.x86_64.rpm  dhcp-libs-4.2.5-27.el7.centos.x86_6

1. view system information: [[email protected] TMP] # uname-alinux centos6.5 2.6.32-431.29.2.el6.x86 _ 64 #1 SMP Tue Sep 9 21:36:05 UTC 2014 x86_64 x86_64 x86_64 GNU/linux2, download appropriate cmake versions; [[email protected] TMP] # wget

Configure LVS + keepalived + ipvsadm on centos 7 I. Deployment EnvironmentKeepalived: 10.10.10.30 (centos 7)Lvs1: 10.10.10.140 (centos 6.4)Lvs2: 10.10.10.150 (centos 6.4)2. Configure lvs1: 10.10.10.140[[Email protected] ~] # Yum install-y

192.168.1.12 as host192.168.1.11 as the client192.168.1.10 as the client1. Configure on the host[[Email protected] ~] # Vi/etc/exports/Home/youchou/root/upload 192.168.1.10 (RW, sync, root_squash)/Home/youchou/index 192.168.1.10 (RW, sync,

Common Solution for CentOS yum errorsCentos-yum update problem-103When installing software on centOs. Error message:Cocould not retrieve into listhttp: // your list.centos.org /? Release = 6 & arch = x86_64 & repo = OS error was14: pycurl error

CentOS 6.4 cannot read group information from the repository. This is a problem related to your installation tree. CentOS 6.4 was installed with a USB flash drive yesterday. The following error message is displayed after each partition:"You cannot

Remote centos yum source modification, centosyum Source Yum-y install unzip cannot be executed. It means that the unzip package cannot be found. If you find that the yum source is faulty, modify yum, The method found on the internet is as follows: 1

Install Ganglia and centosganglia on Centos 6.5 yum Reprint please explain the source: http://blog.csdn.net/cywosp/article/details/39701141 Note: The following operations are only performed on one machine: 1. install php supportYum install

Installation InstructionsAfter installing the SVN server, this article is not integrated with Apache. The process is as follows:System environment: CentOS-6.2Installation method: yum install (source code installation may cause version compatibility