DNS domain name resolution service in order to reduce the threshold for users to access network resources, DNS (Domain Name System, Domain name system) technology arises at the historic moment. This is a technology used to manage and resolve the correspondence between domain names and IP addresses. To put it simply, it is able to accept user input.
Editor to share with you the use of linux's zfore command to force the addition of the .gz suffix. I hope you will gain a lot after reading this article. Let's discuss it together. The zfore command forces the suffix ".gz" to be added to compressed files in gzip format. Syntax format: Z
This article will explain in detail about the use of linux's tailf command to track file output. The editor thinks it is very practical, so I share it for you as a reference. I hope you can get something after reading this article. The tailf command is almost equivalent to tail-f, strictly speaking
1. Preparation: 1. Demonstration environment: IP operating system hostname deployment package 192.168.0.120CentOS 7.7x86_64zabbix-serverNginx (nginx-1.16.1.tar.gz) CMa
Some time ago, I used ossec to collect some system logs (syslog, secure, maillog, etc.). After taking a look at the architecture of elk, I found that it is very suitable for ossec and very fun. 1. Introduction: elk official website https://www.elast
Editor to share with you the use of linux's ifup command to activate the network interface, I hope you can learn a lot after reading this article, let's discuss it together! The ifup command activates the specified network interface. The ifup command reads / etc/sysconfi
The centos7 system yum installs version 5.4 of php. Due to business requirements, development may require a php5.6 environment. This article is based on the need to upgrade from php5.4 to php5.6. To update to the php7 environment, the steps are the same. If it is an online application, before upgrading
Proxy_cache:nginx cache module, used to set the cache function of nginx nginx cache principle: nginx cache files are stored according to key:value, key is directly stored in memory, value points to the local file system directory
This article will explain in detail the function of using the ctrlaltdel command in linux to set up Ctrl+Alt+Del key combinations. The editor thinks it is very practical, so I share it with you for reference. I hope you can get something after reading this article. Ctrla
The following is about the cloud computing learning route source code framework notes, the following is about the while loop structure: while conditional do loop body done perfect system tool output and operability #! / usr/bin/env bash#Author:
Network operation and maintenance ASA basic configuration experiment report name: Li Jun Class: NTD1710 date: December 29, 2017 Experimental Task verifies that R1 can telnet to R2 and R3Magi R3 can telnet to R2 but cannot telne
Shell is a scripting language written in C language. It is a bridge between users and Linux. The user inputs commands to Shell, Shell passes the corresponding operations to the kernel (Kernel), and the kernel outputs the results to users. The following is the processing flow
As an increasingly popular open source operation and maintenance automation tool this year, Ansible can automate operation and maintenance through Ansible, improve the work efficiency of operation and maintenance engineers and reduce human error. Ansible can implement a variety of management tasks through its own integration of very rich modules
Remote Desktop solution for small cost Enterprises 1. In a small foreign trade company, I encountered the actual work and business requirements of some enterprises. It is found that there are differences in estimating the needs of customers of other companies based on their own work or the needs of their own company. But I can sum up a set of bases according to some of the needs of the enterprise.
How to use Win10's native screenshot tool Snipping Tool? ©Lander Zhang focuses on on-demand IT infrastructure operation and maintenance services for foreign enterprises, and IT Helpdesk practical training practitioners blog: https://blog.51ct
Introduction Spring cloud provides a Hystrix fault-tolerant library to implement a downgrade policy for methods configured with circuit breakers and temporarily invoke alternate methods when the service is unavailable. This article will create a product microservice, register with the eureka service registry, and then we will use the
The role of Haproxy reverse proxy haproxy: reverse proxy server, when public network users come to access the web server, the haproxy server will specify and hand it over to that web server to achieve high availability and cluster load balancing. Case implementation steps: v compilation
I have simulated a little bit of json data and stored it in a table in the database. You can simulate {"1": {"id": "1", "name": "asd", "type": "1", "value": "1LMagne4L"} {"2": {"id": "
Hotlink protection demonstration 1. Install and configure DNS domain name resolution service [root@localhost ~] # yum install bind-y [root@localhost ~] # vim / etc/named.conf o
1. Webbench can simulate up to 30, 000 concurrent connections. Install webbenchwget http://blog.s135.com/soft/linux/webbench/webbench-1.5.tar.
