Shulou(Shulou.com)05/31 Report--

Xiao Bian today takes you to know what the Cloud Virtual Machine lines are. The knowledge points in this article are introduced in great detail. Friends who feel helpful can browse the content of the article together with Xiaobian, hoping to help more friends who want to solve this problem find the answer to the question. Below, follow Xiaobian to learn more about "What are the lines of Cloud Virtual Machine?"

When purchasing Cloud Virtual Machine, Cloud Virtual Machine manufacturers will provide Cloud Virtual Machine products with various parameter configurations for customers to choose from, among which, there are single line, double line and BGP line for selection. Many novice webmasters may not understand what the difference is between Cloud Virtual Machine lines, the following small series and everyone to talk about Cloud Virtual Machine lines what?

1. single-wire mainframe room

Single-line mainframe room usually refers to only one line connected, either connected to China Unicom or connected to China Telecom.

2. dual-line mainframe room

Double-line host room is to better deal with China's two major Internet (China Telecom and Netcom) in the middle of the data sharing problem and appear, double-line room specifically is a host room with China Telecom/Netcom two lines connected.

According to the internal router settings of the two-line computer room, according to the analysis of BGP automatic routers, China Telecom customers browse China Telecom lines, Netcom customers browse Netcom lines, so that Telecom Netcom can complete desktop search. The dual-line host room is divided into two methods, one is dual-IP dual-line, and the other is single-IP multi-line.

3. multi-line mainframe room

Cloud Virtual Machine multi-line refers to automatically crawling the data information of the customer source network server according to the caching program flow on the nodes of the technical backbone lines of different operators such as China Telecom, Netcom, Mobile and Tietong, and then caching the files on the network servers at different subnet connection points. Then cooperate with the intelligent DNS network server network analysis function, complete different Internet customers can browse to their own recent subnet website.

Advantages and disadvantages of the above three different lines:

1. single line

The advantage of single line host room is that the network bandwidth is large, the price is cheap, and the defense is also high; the disadvantage is that the data sharing problem between Netcom and China Telecom lines is relatively slow when China Telecom customers browse Netcom websites or Netcom customers browse telecom websites.

2. dual line

Cloud Virtual Machine rental dual-line computer room is suitable for customers in all provinces of China to browse, suitable for customers 'websites all over the country, such as shopping mall system websites, portal websites, etc.; the shortcomings are high cost and small network bandwidth.

3. multi-line

Multi-line is based on CDN(content distribution Internet) to complete, and the vast majority of CDN technology is more perfect on static web pages, easy to use, full dynamic web page URL is not very perfect. Can prevent due to network problems and harm the website open speed, the price is also relatively high.

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