Disable root SSH remote login and modify SSH telnet port in Linux

The security of the server is self-evident, the first step in server security setting is to block the portal. For Linux, blocking the entrance, is not allow others to casually into our servers inside the mess, otherwise an order "RM-RF/", the

Linux under the Yum command detailed _linux

Yum (full name Yellow Dog Updater, Modified) is a shell front-end package manager in Fedora and Redhat as well as SuSE. Based on the RPM package management, can automatically download the RPM package from the specified server and install, can

Windows Putty Connection Linux remote management __linux

One: Putty Introduction PuTTY's official website: http://www.chiark.greenend.org.uk/~sgtatham/putty/, as of June 2007, the highest stable release was 0.6. PuTTY is a cross-platform remote login tool that includes a set of programs, including: *

DB2 Transfer (migrate) from AIX server to Linux

First of all, the general situation is that the current production environment (AIX server) has a database product, now want to migrate to the local test environment, because the local server is only Linux server, so you can not directly use Backup

Linux Sort Command Chinese manual (info sort translation)

Description(1). This manual only selects useful information for translation, if you want to check the full content, please do your own info sort.(2) in the translation, the use of "note" in parentheses, for my addition, non-original content, help to

Linux system receives SYN but does not return syn+ack problem troubleshooting

One, background:This afternoon found that a machine on the line from the office network is not logged on and all TCP ports are Telnet, but through the same machine room other machines can normally access to the problem of the machine. So immediately

"Turn" Linux CP/SCP command +SCP command detailed

linux CP/SCP Command +SCP command detailedName: CPUsage rights: All usersHow to use:CP [Options] Source DestCP [options] source ... directoryNote: Copy one file to another file, or copy several files to another directory.The meter-A as far as

Linux memory Management-the difference between a virtual address, a logical address, a linear address, and a physical address (a) "Turn"

This article was reproduced from: http://blog.csdn.net/yusiguyuan/article/details/9664887The analysis of Linux memory management mechanism, can not leave the above several concepts, before introducing the above concepts, first from the "deep

Linux Learning (a): Linux change IP Address command _ Change dns_ change default gateway _ Change Subnet Mask _ host Name

How to use commands to change the IP, DNS, subnet mask of Linux, and add a Linux virtual machine on the virtual machine (Vitrualbox);Installation method: Http://pan.baidu.com/s/1sjJPhP7After installation, go to the Linux desktop, a desktop like this:

Linux journey (1): diff, patch and quilt (II)

Linux Tour (1): diff, patch and quilt (lower) 2 quilt We can use CVs or SVN to manage all code for our own projects. But sometimes we need to use projects maintained by other developers. We need to modify some files, but we cannot directly submit

Study Notes: GNU Linux Programming Guide (version 2): 1

Directory: Chapter 1 Linux and Linux programming Overview Chapter 2 set up a Development System Chapter 3 Use GNU CC Chapter 4 Use GNU make to manage projects Chapter 5 create a portable self-Configuration Software GNU autoconf Chapter 6 Comparison

Advanced Bash script, classic usage and cases, advanced bash

Advanced Bash script, classic usage and cases, advanced bashIn linux, Bash scripts are very basic knowledge. You may feel very high when you listen to the scripts. Just like starting from the beginning, you may feel that script writing is a great

Let & #39; s Encrypt free SSL Certificate, encryptssl

Let's Encrypt free SSL Certificate, encryptsslLet's Encrypt provides free and easy-to-use certificates. Assume that my domain name is 163.org 1. Clone the code Git clone https://github.com/letsencrypt/letsencrypt # install git first without git #

Build private cloud ownCloud, enable SSL, other configurations, owncloudssl

Build private cloud ownCloud, enable SSL, other configurations, owncloudsslOwnCloud Introduction OwnCloud (Official Website) is an open-source private cloud framework that can be used to implement the functions of personal network disks. If you have

Amazon open machine learning system source code: Challenges Google TensorFlow

Amazon open machine learning system source code: Challenges Google TensorFlowAmazon took a bigger step in the open-source technology field and announced the opening of the company's machine learning software DSSTNE source code. This latest project

Brief Introduction to Application Operation Management in Linux Apache

Linux Apache has been developing for a long time and many users are familiar with Linux Apache. Here I will share my personal understanding and discuss with you that tux is a type of GPLGNU General Public License) A licensed kernel-based Web server.

Detailed introduction to Linux USB flash drive boot installation (2) manual boot

We use the ubantu System for the boot and installation of Linux USB flash drives. Here we will continue to introduce the manual boot method except the self-boot method, this kind of Linux USB boot installation method requires a little more steps

Install zabbix 2.4.5 and centoszabbix in Centos source code

Install zabbix 2.4.5 and centoszabbix in Centos source codeZabbix Introduction Zabbix is an enterprise-level open-source solution that provides distributed system monitoring and network monitoring functions based on the WEB interface. Zabbix can

Introduction to Visual Studio Android Simulators

Introduction to Visual Studio Android Simulators Microsoft released Visual Studio 2015 preview this week, which includes Android development tools. during installation, if Android development is selected, Visual Studio also installs the Visual

Symantec Backup Exec Agent For Linux Firewall problems, backupexec

Symantec Backup Exec Agent For Linux Firewall problems, backupexec If you have installed and configured Symantec Backup Exec Agent For Linux on Unix or Linux, but cannot access Symantec Backup Exec Agent on the Symantec Backup Exec Server, in this

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