Various configuration of virtual host space

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"SEO new people to the site on the line" in the choice of space to write a little, so today's a detailed talk about the basic knowledge of space. SEO rookie in the selection of host space, the main view of the following aspects of the space package, in the contact host their own site type, picture class or text class, the user in the south or north, but also economic strength, choose the right virtual host space to build the station.

Host Space

Web space is the size of the host space you buy, usually in M. The contents of the Web page are all stored in the space, including the picture of the page, video, music and other files, as well as the construction of the program file, like style.css,.php, its size will gradually become smaller with the use. For example, Web space is the size of your phone's memory card. However, the contents of the host space is not allowed to delete, otherwise there will be a large number of 404 pages.

Traffic (flow)

User access entering www.nianbin.com in the browser equals sending a request to the server. The server receives the user request, will www.nianbin.com the corresponding page to download from the space to the browser, the user can carry on browsing to read. Downloading pages from space to browsers requires a lot of traffic. The size of the added page is 1M, and the user requests one time to consume 1M of traffic. So the page gzips compression of the website is very necessary, can save a lot of traffic. If the site has a 3M MP3 file for users to download, each user will download a 3M of traffic.

Static (rewrite)

A static page is a page with a. htm,.html suffix, a page that does exist. The URLs of dynamic pages are usually longer and contain "?" in the middle. Static, only the original dynamic page, into a pseudo static page exists. The advantages of static: The Address bar URL looks more standardized, search engine better crawl page, reduce the load of the server; the lack of access speed is not dynamic page fast, if the domestic space, this difference is not too obvious.

Htaccess

htaccess file is a configuration file in the Apache server, through the htaccess file, you can achieve the Web page 301 redirect, 404 page customization, allow or prohibit the partial IP segment user access. This file is very important, involved in the preferred domain and 301 Redirect, in the purchase of space must consult customer service, if there is no htaccess file, can be achieved through other means.

Operating Systems (System)

The Windows 2003 series is based on a Microsoft company new technology ASP. NET, to create a server-side Web application that you can use. NET support, for example, Visual Basic. NET, C #, JScript, and so on.

UNIX host series general operating system with BSD and Linux majority. Support for languages such as perl,php. Database uses MySQL. Stability is one of the advantages of UNIX virtual hosts.

The difference between Linux and win2003: If you choose Apache, you can set up a Web server on linux/unix/win2003, and if you choose IIS, you can only set up a Web server on the Win2003.

Typically, if your site program uses ASP, it is recommended that you set up an IIS server on the Win2003. If your site program uses jsp/php, it is recommended that you set up Apache and Tomcat on the Linux/unix as a Web server.

Linux/unix is strongly recommended for server stability, and it is much more stable and robust than windows.

IIS Concurrent connections

IIS concurrent connection number refers to the first is to request www.nianbin.com/seoselected/610.html to the server, and then also request this page CSS, JS, pictures and so on, each request count an IIS concurrency number. is the maximum number of responses at the same time, not the number of days visited (IP) and daily traffic (PV).

Take 300M of Space 20 online, for example, online 20 of the Web site can accept 20-point download instantly. When users open your page without any clicks, within 15 minutes is also an online. If a user is constantly opening other pages, in 15 minutes, he is only one online. There is a frame (Iframe) within the page, and a user is counted as two online. When the browser is closed normally, the number of people online is cleared.

Database

Access is a desktop-level RDBMS released by Microsoft and is installed with Office to provide a database service for small software.

SQL Server is an RDBMS for locating large and medium Enterprise Services, now version: SQL server2000,2005,2008, where SQL server2005 and SQL server2008 begin to focus on large database domains, how to differentiate between large, neutral, and small , the amount of data processed is related.

MySQL is an open source database that can be used on a variety of platforms. is free.

ORACLE,SYBASE,DB2 is a large database RDBMS that can handle large amounts of data efficiently.

Connection line (connection)

Three-wire Host: Telecom + Netcom + railcom

Dual-line Host: Telecom + Netcom

One-way mainframe: Telecom or Netcom

The majority of users in the north, the use of telecommunications in the south, the overseas virtual host does not exist the choice of routes.

Cloud Host (Cloud host)

Cloud host is in a group of cluster hosts virtual a number of similar stand-alone host parts, each host in the cluster has a mirror cloud host, thereby greatly improving the security and stability of the virtual host, unless all of the cluster hosts all problems, the cloud host will not be able to access.

Cloud host Features: Cost-effective, monthly pay per year, suitable for small and medium web site use; There are many nodes in the country, fast, high security performance, not easy to attack, support multi-level backup and recovery, fast implementation of host configuration expansion.

Original article, reproduced please specify: Reprinted from the Year-bin-Kunming SEO, link address: http://www.nianbin.com/seonew/633.html