Application server selecting method and network connection method
An application server and network connection technology, which is applied in the field of Internet domain name resolution, can solve problems such as time-consuming resolution, DNS resolution service loopholes in Windows systems, and DNS servers that cannot be configured by applications, etc., to achieve the effect of fast DNS response
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[0062] In order to make the above objectives, features and advantages of the application more obvious and understandable, the application will be further described in detail below in conjunction with the drawings and specific implementations.
[0063] In order to enable those skilled in the art to better understand this application, the following describes the related technologies of the Domain Name System (DNS).
[0064] The Domain Name System (DNS) is a distributed database for TCP / IP applications that provides conversion information between host names and IP addresses. Usually, network users communicate with the DNS server through the UDP protocol (User Datagram Protocol). The server listens on a specific port 53 and returns relevant information required by the user.
[0065] DNS is divided into Client (client) and Server (server). Client plays the role of asking questions, that is, asking Server for the real IP address of a Domain Name, and Server must answer the real IP address ...
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