Centos RSA Logon

1. Create. Ssh/authorized_keys in the user directoryMkdir. SSH# Modifying File Access PermissionsChmod 700. SSHCD. SSHMkdir authorized_keys# Modifying File Access PermissionsChmod 600 authorized_keys2.

Centos command-based query of the package

At work, I often encounter a problem where I want to use a command machine without installing it, but I don't know which package the command is in (the source code compilation is no longer within the scope of this article ), the following describes

Rotten mud: install and configure the DHCP server in centos

This article was sponsored by Xiuyi linfeng and first launched in the dark world. I have been planning to learn about the configuration of the DHCP server. I have finally made time to learn this knowledge point over the past few days. DHCP: The

Configure dual-IP addresses for a single Nic in Ubuntu and centos 6.5

Configure dual-IP for Ubuntu Sudo Vim/etc/Network/interfaces open the IP configuration file 1 auto lo 2 iface lo inet loopback 3 auto eth0 4 iface eth0 inet static 5 #pre-up ifconfig eth0 hw ether xx:xx:xx:xx:xx:xx 6 address 210.47.248.180 7

Install VNC Server in centos 6.5

[[email protected] .ssh]# yum -y install tigervnc-server vnc-server [[email protected] .vnc]# vi /etc/sysconfig/vncservers # VNCSERVERS="2:myusername"# VNCSERVERARGS[2]="-geometry 800x600 -nolisten tcp -localhost"VNCSERVERS="1:root

Rotten mud: install and configure the DHCP server in centos

This article is first published in the dark world. I have been planning to learn about the configuration of the DHCP server. I have finally made time to learn this knowledge point over the past few days. DHCP: The Dynamic Host Configuration Protocol

Centos SYSTEM INTRODUCTION

1. What is centos? Centos, full name: community enterprise operating system (community enterprise operating system), is a free-to-use source code enterprise-level Linux release based on Red Hat Enterprise Linux. After Red Hat 9.0 is released, Red

Install centos 6.5 in GPT mode on UEFI Motherboard

Centos supports both bios and UEFI startup, so there are two installation methods. I. Traditional BIOS installation methods (1) set BIOS: Enable CSM and disable secure startup; (2) Use diskgen or similar tools to format the hard disk in MBR format; (

Install chrome, mplayer, alarm, and clock in centos 6.5

Chrome Wget http://chrome.richardlloyd.org.uk/install_chrome.shChmod U + x install_chrome.sh./Install_chrome.shNTFS Yum-y install ntfs-3gVirtualbox Yum-y install kernel-develMplayer Yum-y install SVNYum-y install wgetYum-y install yasmYum-y install

Rotten mud: install and configure the DNS server in centos

This article is first published in the dark world. To configure the DNS server in centos, you must first install the DNS software bind. Of course, we can also install other DNS software, such as the domestic open source DNS software dnspod. Here we

Rotten mud: install and configure the DNS server in centos

This article was sponsored by Xiuyi linfeng and first launched in the dark world. To configure the DNS server in centos, you must first install the DNS software bind. Of course, we can also install other DNS software, such as the domestic open

The strictest iptables rules for centos

I remember when I was in college, the teacher said Because iptables rules are post-written, the preceding rules are overwritten. In Linux, the safest firewall rule is to discard all port packets and then enable the required ports one by one. Now

Build SVN server under centos

Install SVN [Plain]View plaincopy Yum install-y Subversion 2. verify whether the installation is successful [Plain]View plaincopy Svnserve -- version  3. Create an SVN version Library [Plain]View plaincopy Mkdir SVN Svnadmin create SVN/Repo

Install redmine 2.5.2 in centos

Redmine is a Web-based project management software developed using Ruby. Therefore, you must first download and install Ruby, and then download the ruby Packaging System rubygems that packages Ruby components. Step 1: Download necessary software 1.

Use iptables in centos to set port forwarding

Echo 1>/proc/sys/NET/IPv4/ip_forward First, you should do the net. ipv4.ip _ forward = 1 in the/etc/sysctl. conf configuration file. The default value is 0, which allows iptalbes forward. After the modification is complete, run the following command

A strange Yum record in centos 5.8

To repeat the automated Installation Tool of MySQL, I accidentally wrote sudo Yum remove-y crontabs in the script for MySQL cleanup. In centos5.8, due to the package dependency, the yum and RPM System-level packages are deleted (tested, not in

Mud: centos installation and configuration of TFTP Server

This article was sponsored by Xiuyi linfeng and first launched in the dark world. Why should I learn how to install and configure the TFTP server? It is mainly used to prepare for unattended installation of Linux systems. TFTP simple File Transfer

Centos query and kill Processes

PS aux | grep XXX Query Process Ps a shows all programs under the current terminal, including those of other users.PS-A shows all programs.When listing programs in ps c, the real command name of each program is displayed without the path, parameter,

Mud: centos installation and configuration of TFTP Server

This article is first published in the dark world. Why should I learn how to install and configure the TFTP server? It is mainly used to prepare for unattended installation of Linux systems. TFTP simple File Transfer Protocol, using UDP port 69. It

Install haproxy keppalived on centos 6.5

Haproxy/keepalived server1: 192.168.1.253Haproxy/keepalived server2: 192.168.1.254Haproxy/keepalived VIP: 192.168.1.250 Haproxy/keepalived server1: 1. Echo "net. ipv4.ip _ nonlocal_bind = 1">/etc/sysctl. confSysctl-PYum-y install keepalived haproxy2

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