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The Vim editor uses the term "buffer" to describe the file being edited. In fact, the buffer is a copy of the file you edit.

Elliptic curve cryptography is currently one of the most powerful cryptographic algorithms widely used, but there are not many developers who really understand its working principles.

In DNS, domain names include root domains, top-level domains, second-level domains, and host names.

In order to facilitate the management and distribution of network addresses, people have adopted the domain name system and introduced the concept of domain names.

DNS (Domain Name Service) domain name resolution service is to do the corresponding conversion between the domain name and ip, using TCP and UDP port 53.

Today, I will record some experience of tar's differential backup and incremental backup. Let me first talk about how to make a complete backup.

SoftEther VPN is an open source, cross-platform, multi-protocol virtual private network solution developed by Daiyuu Nobori graduate student of the University of Tsukuba for his master's thesis.

For Active Directory to function as expected, it is important to configure DNS correctly. Improper DNS configuration can cause various problems.

Rsync differential backup is the backup of changed files since the last full backup, and incremental backup is the backup of changed files since the last incremental backup.

Syslog is a traditional log management tool on Linux, and rsyslog is its improved version. Many systems have replaced syslog with rsyslog for log management.

Redhat5.8 for the environment, bind and bind-chroot are mainly related to dns. bind-chroot will change the configuration directory of bind to improve the security of the dns server.

This is all thanks to DNS servers: machines dedicated to answering DNS queries. This article introduces how to build a DNS server under Linux.

This article describes the way to do security processing in the network layer of the project.

With the rapid development of Internet and the expansion of network application, network security risk has become very serious and complex. So what kinds of network security threats include?

In this article, we will focus on the application server web server used and the most popular application servers.

Server monitoring tools can effectively track server availability and overall performance. The best server monitoring tool according to your requirements and the functions it provides.

In the past ten years, Internet-based applications are developing at an unprecedented high speed, and one of the important directions is the development of Web-based application systems.

Many people know that Ghost can be used to restore the system with one click, but you may not know that it also has the server-side software GhostCast that can realize network cloning.

Application virtualization or application virtualization technology allows users to access and use applications from computers other than the computer where the application is installed.

In this article, we introduced the 14 best software tools for monitoring servers. Used for server monitoring and server management tools, they can meet the needs of different aspects of monitoring servers.