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First, the principle of FTP workIn an FTP session, there are two separate network connections: control connections and data connections. Typically, the FTP server listens on the port number 21, waiting for the control connection to establish the request. When the FTP control connection is established, you can begin transferring files, and the connection to the transfer file is called FTP "FTP data Connection". FTP data connection is the process of FTP

I. IntroductionLinux Virtual Server (LVS) is a Virtual Server in Unix-like systems and one of the most outstanding projects contributed to open-source organizations in China. LVS exists as a front-end (ctor) in Unix-like systems and is also called a scheduler. It does not provide any services, only requests that come in through the Internet are accepted and then forwarded to the real

First, pre-installation preparation1. Download the SQL Server version, select the appropriate version under the Portal's left menu server module, because the operating system version of the server is Windows Server R2, I select the SQL Server version R2.2, in order to speed

Because it's all Windows platforms, it's nothing. Well, take a look at our environment: Original DNS server: Host name: WIN08-01 IP Address: 10.200.201.11 New DNS server (temporary hostname and IP address), because after successful migration, the host name and IP address will be changed to the same as the original DNS, the original DNS shutdown. Host name: WIN08-02 IP Address: 10.200.201

Server licensing mode per server, simultaneous number of connections to Per Device or per userPer-server Authentication: The number of concurrent client user visits that allow services to be available at the same time;Per Customer certification: Refers to your every client has a certification license, the client through this authentication access

error|server| Program Error : "When connecting to SQL Server 2005, the default setting for SQL Server to disallow remote connections may cause this failure. (provider: Named pipe provider, error:40-cannot open a connection to SQL Server) ", These errors I encountered in two situations, one that pops up when you open o

Tags: DNS server style DNS src boost performance share picture file path Modify host name0 Preparation Phase1. Windows Server server 3 (where the domain control server configuration can reduce a level, the current blogger trial is: Domain control server--2 core 4G database

For the DHCP service, I believe in many enterprises will be applied to, including my current enterprise, also use the DHCP service or the comparison is only old Windows Server 2000 DHCP, to provide clients with IP address assignment, too much DHCP is not mentioned, For the first time to understand Windows Server friends, you can query Baidu Encyclopedia, to understand the relevant functions and applications

Server-Sent Events (HTML5 Server send event), server-senthtml5Introduction to Server-Sent Events Server-Sent Events (SSE) is used to automatically obtain updated data on the Server on a webpage. It is a real-time mechanism.Real-ti

Windows Server learning: server connection and exit, windows Server This article is an article I published in my early days to provide basic technical training for new programmers. It is very basic and simple. I will share it with you. Of course, the staff can ignore it directly... 1. Windows server connection 1.

Server Development NOTE 1: Server Architecture exploration and server architecture Background In Netease's first project, "don't be a devil", it is almost over now and a new project is coming soon. Before starting the next project, we plan to create a test project. Because the HTML5 game under the project is very popular, the next project needs to support HTML5.

Linux network-based batch installation tutorial, DHCP server + TFTP server + FTP Server + Kickstart file, Preparation: DHCP server TFTP Server FTP Server Kickstart File A client with a pxe rom chip that supports Network startup, t

Long time no blog, a lot of recent reading, are comforting the mind, but seldom learn technology, ashamedAs we all know, in order to carry out batch network engraving, we need to meet several conditions: System image + network engraving software + DHCP + TFTP + dos + Ghost.Although a lot of good software is now bringing together all 5 of the back. But in some cases it's worth taking DHCP apart. For example, there is a DHCP server in the network enviro

Nginx Server Load balancer transmits the parameter method to the backend (the backend is also an nginx server), and nginx Server Load balancer A website uses nginx for load balancing and multiple nginx servers at the backend. Encountered a problem, when it is used as SSL support, the front-end nginx is distributed to the back-end nginx and becomes an http form (i