CentOS

Configuration information:External Network network card: Eth0 1.1.1.1Intranet network card: Eth1 192.168.10.1Configuration steps:1. Turn on the system default Ip_forward forwarding.Echo 1 Or: vi/etc/sysctl.confModify Net.ipv4.ip_forward = 1Save exit,

. set a permanent PATH environment variable. All Users The code is as follows Copy Code #打开文件Vi/etc/profile# Add at the end, exitExport path= $PATH:/usr/local/go/bin#立即生效Source/etc/profile Multiple between we

First, create a user www in CentOS. The code is as follows Copy Code Groupadd wwwUseradd--shell/sbin/nologin-g www www Second, set up User,group in the Apache configuration file httpd.conf. The

System version: CentOS 6.4Git version: 1.7.1, installed directly using Yum. When you use Git status to view, if the filename is in Chinese, then the garbled (literally escaped character) is displayed, as shown in the following figure: Chinese

Network configuration After installing the minimal version system, the CentOS system's NIC is not enabled by default, and we can edit the network configuration with the following command: Vi/etc/sysconfig/network-scripts/ifcfg-eth0 If you use

The first step is to remove the unwanted self-carrying packages Yum Remove deployment_guide-en-us finger cups-libs cups ypbind yum remove bluez-libs desktop-file-utils PPP Rp-pppoe Wirel Ess-tools irda-utils Yum Remove sendmail* samba*

On-line Linux servers are basically configured to iptables to enhance security. *filter: INPUT DROP [0:0]: FORWARD ACCEPT [0:0]: OUTPUT DROP [0:0]-A input-m state--state related,established-j ACCEPT-A input-i lo-j ACCEPT-A input-i eth0-j ACCEPT-A

Compiling source code Download source code from Erlang website $ wget http://erlang.org/download/otp_src_19.1.tar.gzInstallation dependencies $ sudo yum install gcc gcc-c++ glibc-devel make ncurses-devel openssl-devel autoconf gitUnzip the first

Description As of the current CentOS 7.x latest version of CentOS 7.2.1511, the following describes the CentOS 7.2.1511 specific installation configuration process Server-related settings are as follows: Operating system: CentOS 7.2.1511 IP Address:

Preparation:Proxy-Server: 1.1.1.22 (Server load balancer)Nginx-Server23: 1.1.1.23 (web23)Nginx-Server24: 1.1.1.24 (web24)Environment version:Linux Nginx-Proxy 2.6.32-358. el6.x86 _ 64 #1 SMP Fri Feb 22 00:31:26 UTC 2013 x86_64 x86_64 x86_64

[Root @ DS-VM-Node211 ~] # Curl-Lks https://yum.spaceduck.org/kernel-ml-aufs/kernel-ml-aufs.repo>/etc/yum. repos. d/kernel-ml-aufs.repo[Root @ DS-VM-Node211 ~] # Yum remove kernel-headers-y[Root @ DS-VM-Node211 ~] # Yum install kernel-ml-aufs-devel

Modification cannot be completed normallySysctl. conf involves important linux kernel optimization and VPN construction.Therefore, this problem must be solved.XEN architectureI first encountered this problem in the Hong Kong VPS of my XEN

Change host name permanentlyOpen/etc/sysconfig/networkHOSTNAME = localhost. localdomain modify localhost. localdomain to your host name.The code is as follows:/Etc/hosts127.0.0.1 localhost. localdomain localhost. Here, 127.0.0.1 is the local loop

Installation Requirements# Yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel# Yum install gcc perl-ExtUtils-MakeMakerUninstall git1.7.1 from CentosUse git-version to view the version of the system. Cento6.5 should contain the

Use bridge ModeSelect the bridging network card when bridgingSet centos static IP addressTwo configuration files are involved:/etc/sysconfig/network-scripts/ifcfg-eth1First, modify/etc/sysconfig/network as follows: add GATEWAY = 192.168.0.1. Gateway

The OpenSSL Heart Bleed vulnerability has been confusing for the past two days. Please read this article to analyze and diagnose the OpenSSL Heartbleed Bug. Currently, we can see that the versions that can exploit this vulnerability are:OpenSSL 1.0.1

To set up a server load balancer, Centos system and local testing are required. Therefore, you have to use VMware10 as the virtual machine to install CentOS7.0 for testing. To install CentOS7.0, follow these steps:Step 1: Download the ISO package

Configuration is a little complicated, but it is not very difficult, mainly involves several configuration files.Let's take a look at the subversion configuration file.1. svnserve. confThis is the configuration file for each version Library.The

System: centos 5.9Required software: iptablesMemcache limits ip access: The code is as follows:Copy code Iptables-a input-p tcp-s 192.168.10.5 -- dport 11211-j ACCEPTIptables-a input-p tcp-s 192.168.10.24 -- dport 11211-j ACCEPTIptables-a

1. Modify Nic configuration Edit: vi/etc/sysconfig/network-scripts/ifcfg-eth0DEVICE = eth0 # describe the DEVICE alias for the NIC, for example, it is eth0 in the ifcfg-eth0 fileBOOTPROTO = static # set the way for the NIC to obtain the IP address.