Server Issues Five issues must know

1. What are U? Size specified is wide (48.26cm = 19 inches) high server (4.445cm multiples of). Due to 19 inches wide, it is sometimes also called a rack full of this provision, "19-inch rack." 4.445cm thickness as the basic unit. 1U is 4.445cm, 2U is a 1U 2 times as 8.89cm (and so on). That so-called "1U server" is shape to meet the EIA specifications, the thickness of 4.445cm products. Designed to be placed into the 19-inch rack of products are generally referred to as rack servers. 2. What is the server hosting service? Server hosting means in order to improve the speed of the site visit, your hosting server and related equipment to have perfect room facilities, high-quality network environment, abundant bandwidth resources and operating experience and a network of users and interior equipment for real-time monitoring of network data center, thereby enabling the system to achieve safe, reliable, stable and efficient operation purposes. Managed server maintained by the customer, or for remote maintenance by other authorized person. Data centers can offer our customers a key server rack and bandwidth rental service, so that the server can be maintained seven days a week, all the endless round the clock service. When you're interested in building their own Web, Email, Ftp server, and the application of your site is very complex or very high access rate of your site, you can choose to buy their own server, the machine hosting. 3. Why not put the server in your own office? Server to be stored in their own chamber, it is necessary to establish air-conditioned environment, the standard facilities (such as computer room air conditioning system 24 hours of operation, uninterrupted power supply systems, etc.) as well as the management server and network services make a large and long-term investment. Server management services particularly applies to the following conditions: reluctance to purchase additional hardware (eg: router) to enhance the connection speed servers; server is unable to improve network bandwidth limited connection speed. Server hosting service is the most cost-effective online programs, both in terms of performance, security and reliability to the highest level. 4. The server hosting and virtual hosting What is the difference? "Hosting" has a data center in real time connected to the Internet (IDC) to place a server, or renting a server, customers can remotely control the server configured as WWW, E-mail, Ftp and other functions of the server. "Virtual hosting" means: to draw a fine hard UNIX or NT system of the machine, after the breakdown of hard disk space for each block can be configured with www independent domain names and IP addresses, email, FTP server. Such a server, been browsing, do not see it is to share a single host system resources with others. Leased space on this machine the user can control the part of the space that belongs to his file transfer (FTP) by other means, to a limited feature set, such as information on downloads. The server hosting the user can remotely control software (eg PCANYWHERE) to fully control their own servers, enabling a variety of applications. 5. The speed of the server being accessed determine what factors? A. server hardware configuration (including the type of server, CPU, hard disk speed, memory size, card speed, etc.) B. server network environment where the Internet backbone network linked international export rate rate rate C.ChinaNet of D. Dedicated visitor ISP (Internet access service provider) and between ChinaNet E. visitor's ISP (Internet access service provider) open a port connected to the client the rate F. visitor's computer configuration, Modem rate, the quality of telephone lines and other professional IDC optical telecommunications carriers to provide server hosting, server rental, VPS, web space and other server room: High-tech Telecom Tower Road Cross 10 layer, 24-hour online and telephone service, welcome parents who come to visit.