dns server not responding

Although Linux has not made noticeable progress in the world of desktop computing, it is already a small celebrity as a Web server. Thanks to its excellent reliability, we can safely run all the important service programs that are necessary for today's internet age on Linux. As a result, some of the most common uses of Linux include being used as mail servers, Web servers, and DNS servers. Here we'll look a

Because of a sudden evil idea, I want to build a DNS server on my Android tablet, because I have sl4a and Python's interpreter installed on the tablet before, and I want to continue to learn python, so I intend to implement it in Python. Looking at Google, the Python implementation of DNS, did not find the answer I wanted, so I decided to implement it. Now the

This article is about configuring and managing DNS servers. First understand the role of the DNS service, when to use? How do you use it? In the current network, the computer through the IP address to communicate, IP address with digital, memory is too difficult, for the computer A good name, everything is easy. The DNS service primarily serves two functions:

transaction with the client on this lease. this is probably the last time the client was renewed. FAQ Problem 1: inode authentication failure (connect failed) Solution: User Permissions? (Failed occurs when the Administrator uid is set to 0) Change uid back to 1000, or the reason for the inode's execution permission, change its execution permission, or change the owner and group? Disconnect and reconnect. Or restart inode and try again. Problem 2: inode connection timeout (overtime ). Solution:

Windows Server 部署DNS服务When we are on the Internet, usually enter the URL, in fact, this is a domain name, and our computer network computers can only use the I P address to identify each other. The domain name (URL) is only as good as the house number, just for the convenience of memory and increase.(Image from Network)The DNS

Before configuration, explain how the Chinese domain name works: When we enter the domain name Chaoyang. Beijing. China in the browser, the browser will translate the Chinese domain name into Punycode code and then It is transferred to the DNS server for resolution, for example, after being translated into Punycode by Chaoyang. Beijing. China Xn -- tpv1_h. xn -- 1lq90i. xn -- fiqs8s Chaoyang = xn -- tpv

DNS (Domain Name System): Provides a mapping of domain-to-IP addresses on the InternetDomain name: Also known as hostname, FQDN (full qualified domain name fully qualified domainname)Basic information:The bind service is typically used in Linux to provide a DNS serverApplication Layer ProtocolBased on UDP53 port number: for queryingBased on TCP53 port number: for master-Slave

转载请说明出处：http://blog.csdn.net/cywosp/article/details/38017027 在上一篇文章（http://blog.csdn.net/cywosp/article/details/38014581）中讲到了使用HTTP重定向来实现server的负载均衡，本文则解说还有一种实现server集群的负载均衡方案——DNS域名解析。 DNS（Domain Name System）是因特网的一项服务，它作为域名和IP地址相互映射的一个分布式数据库，可以使人更方便的訪问互联网。人们在通过浏览器訪问站点时仅仅须要记住站点的域名就可以，而不须要记住那些不太easy理解的IP地址。在

Internet access, can through the campus network of Ruijie Login2, TCP settings automatically get IP address, automatically get DNS server and alternate DNS server address3, through the query network details, display the IP address, the DNS

DNS load balancing technology is to configure multiple IP addresses for the same host name on the DNS server, the DNS server returns different resolution results for each query based on the IP address recorded by the host in the DNS