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- How to configure high-availability network load balancing on Linux
- How to configure high-availability network load balancing on Linux Network load balancing is an important network technology that can evenly distribute network traffic to multiple servers to improve system availability and scalability. On Linux systems, high-availability network load balancing can be easily achieved through some tools and technologies. This article explains how to configure high-availability network load balancing on a Linux system and provides code examples. 1. Configure KeepalivedKeepalived is an open source high availability
- Linux Operation and Maintenance 1404 2023-07-08 12:19:39
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- How to protect CentOS servers from attacks using an intrusion prevention system (IPS)
- How to use an intrusion prevention system (IPS) to protect CentOS servers from attacks Introduction: In today’s digital age, server security is crucial. Cyberattacks and intrusions are becoming more frequent, so the need to protect servers from them is becoming increasingly urgent. An intrusion prevention system (IPS) is an important security measure that can help detect and block malicious activity and protect servers from attacks. In this article, we will learn how to configure and use IPS on CentOS servers to improve the security of the server.
- Linux Operation and Maintenance 1729 2023-07-08 11:41:42
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- How to secure access to your CentOS server using two-factor authentication
- How to use two-factor authentication to secure access to CentOS servers Summary: With the increase in network attacks, it is particularly important to secure access to servers. Two-factor authentication is a way to enhance server security. This article will introduce how to use two-factor authentication on CentOS servers to improve access security. Keywords: two-factor authentication, CentOS server, access security, code example 1. What is two-factor authentication? Two-factor authentication refers to the use of two or more different identities.
- Linux Operation and Maintenance 1189 2023-07-08 11:37:36
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- How to set up a system backup policy on Linux
- How to set up system backup policy on Linux Summary: Data backup is one of the important measures to ensure system security. On Linux systems, setting a reasonable backup strategy can help us protect the integrity and availability of data. This article will introduce how to set up a system backup policy on Linux and provide some practical code examples. Determine the backup target: Before setting the system backup strategy, you first need to determine the backup target. We can save the backup files to an external storage device (such as a hard drive, USB drive or network storage) or
- Linux Operation and Maintenance 1775 2023-07-08 08:57:09
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- How to configure a CentOS system to restrict user changes to system configuration
- How to configure the CentOS system to restrict users from changing system configuration. In a multi-user Linux system, we do not want any user to have permission to modify certain system configurations and files. Especially in some production environments, in order to ensure the stability and security of the system, it is necessary to restrict users from changing the system configuration. This article will describe how to configure a CentOS system to restrict user changes to system configuration. Create a user group First, we need to create a user group to manage the changes that have to be made to the system configuration
- Linux Operation and Maintenance 1025 2023-07-08 08:28:36
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- How to set up defense against DDoS attacks on Linux
- How to set up defense against DDoS attacks on Linux With the rapid development of the Internet, network security threats are also increasing day by day. One of the common attack methods is a distributed denial of service (DDoS) attack. DDoS attacks are designed to overload a target network or server so that it cannot function properly. On Linux, there are some measures we can take to defend against this attack. This article will introduce some common defense strategies and provide corresponding code examples. Throttling connection speeds DDoS attacks typically tend to consume data through a large number of connection requests.
- Linux Operation and Maintenance 2192 2023-07-07 23:06:05
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- How to configure network security policy on Linux
- How to configure network security policy on Linux Introduction: With the rapid development of the network, network security issues have become more and more prominent. In Linux systems, through appropriate network security policy configuration, the system can be effectively protected from network attacks. This article will introduce how to configure network security policies on the Linux operating system and provide corresponding code examples. 1. Install a firewall A firewall is an important part of protecting network security. On Linux systems, you can use iptables or nftables to achieve
- Linux Operation and Maintenance 2626 2023-07-07 23:04:40
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- How to deploy containerized applications on Linux
- How to deploy containerized applications on Linux Introduction: With the rapid development of cloud computing and container technology, containerized applications have become the first choice for many development teams. Containerized applications are lightweight, quick to deploy, and easy to manage, allowing developers to better utilize system resources and improve application portability and scalability. In this article, we will introduce how to deploy containerized applications on Linux. 1. Install Docker Before starting, we need to install Docker first. Docker is an open source container
- Linux Operation and Maintenance 1702 2023-07-07 22:53:05
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- How to configure NAT gateway on Linux
- How to configure NAT gateway on Linux Introduction: Configuring NAT (Network Address Translation) gateway on Linux operating system is a very common task. A NAT gateway allows multiple hosts to access the Internet by sharing a single public IP address. In this article, we will explore how to configure a NAT gateway on Linux and attach corresponding code examples to help readers complete the configuration process step by step. NAT gateway is a network technology that allows multiple hosts located in a private network to be connected through a single public IP address.
- Linux Operation and Maintenance 2252 2023-07-07 22:36:05
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- Configuring Linux systems to support device driver development
- Configuring the Linux system to support device driver development Introduction: The device driver is the bridge between the operating system and the hardware. It is responsible for converting the operating system's requests into instructions that the hardware can understand. In Linux systems, device drivers exist in the form of modules. This article will introduce how to configure a Linux system to support device driver development, and attach some code examples to help readers better understand. 1. Preparation for installing the Linux system. To develop device drivers, you first need to install Linux in your own development environment.
- Linux Operation and Maintenance 1194 2023-07-07 22:10:49
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- How to configure container log management on Linux
- Introduction to how to configure container log management on Linux: With the continuous development of container technology, more and more applications are deployed in containers. One of the characteristics of containers is their lightweight nature, but this also brings challenges in container log management. This article will introduce how to configure container log management on Linux to achieve log collection, storage and analysis. 1. Install Docker First, we need to install Docker on Linux. Docker is a popular containerization platform that can help us quickly build and package
- Linux Operation and Maintenance 1011 2023-07-07 21:42:05
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- How to set up highly available network access control on Linux
- How to Set Up Highly Available Network Access Control on Linux Summary: In network security, network access control is a critical task. In order to protect network security, we need to set up highly available network access control. This article will introduce how to implement high-availability network access control on the Linux operating system and provide relevant code examples. Introduction: With the rapid development of the Internet, network security issues have become increasingly important. A key aspect of ensuring network security is network access control. Network access control is the process of restricting and authorizing specific users or
- Linux Operation and Maintenance 1995 2023-07-07 18:33:07
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- How to configure automated deployment tools (such as Ansible) on Linux
- How to configure automated deployment tools (such as Ansible) on Linux Introduction: In the process of software development and operation and maintenance, we often encounter situations where applications need to be deployed to multiple servers. Manual deployment is undoubtedly inefficient and error-prone, so configuring an automated deployment tool is essential. This article will introduce how to configure Ansible, a commonly used automated deployment tool, on Linux to achieve fast and reliable application deployment. 1. Install Ansible. Open the terminal and use the following command.
- Linux Operation and Maintenance 1746 2023-07-07 17:37:40
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- How to protect CentOS systems from external attacks using endpoint security solutions
- How to use endpoint security solutions to protect CentOS systems from external attacks Introduction: In today’s digital era, our information and assets are facing more and more cybersecurity threats. To protect servers and systems from external attacks, we need to take a series of security measures. This article will introduce how to use endpoint security solutions to protect CentOS systems from external attacks, and provide code examples for readers' reference. 1. What is an endpoint security solution? Endpoint security solutions are endpoint protection measures designed to protect computing
- Linux Operation and Maintenance 1646 2023-07-07 17:31:37
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- How to set up scheduled backups on Linux
- How to set up scheduled backup on Linux Introduction: Scheduled backup is a very important task to protect your data from accidental damage or data loss. It is very convenient and efficient to use cron tasks for scheduled backup on Linux systems. This article will introduce you to how to set up scheduled backup on a Linux system and provide corresponding code examples. Step 1: Install cron Before starting to set up scheduled backup, we need to install cron on the Linux system. cron is a program for Linux
- Linux Operation and Maintenance 4312 2023-07-07 17:30:11
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