Double Dns

In the double eleven zero peak scenario, the traffic of recursive DNS is many times as usual. The increase in authoritative DNS traffic is not as obvious as recursive DNS. Because in the double eleven, the large number of requests is a duplicate domain name.

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall DNS several basic concepts domain name space: refers to the Internet all host's unique and the relatively friendly host name composition space, is the DSN naming system at one level logical tree structure. 　　Each machine can use its own domain namespace to create a private network that is not visible on the Internet. 　　DNS server: The computer on which the DNS service program runs, with a DNS database on the results of the DNS domain tree. DNS client: Also known as parsing ...

This section describes if you use the graphical http://www.aliyun.com/zixun/aggregation/33842.html >dns Server Configuration tool--rfdns Configure the Domain Name Service system. 8.2.1 Manage DNS servers 8.2.1.1 the DNS Configuration tool needs to run the Rfdns Configuration tool under the KDE environment with root privileges. You can start the DNS Configuration tool in the following ways: "System in Control Panel ..."

Follow the latest trends of E-commerce in China by reading articles about Double Eleven Singles Day.

The turnover of Double 11 Singles Day has also risen exponentially from less than 100 million at the beginning, and has risen to 91.2 billion in 2015. It exceeded 100 billion last year and reached 168.2 billion yuan in 2017!

Find articles about Double Eleven Singles Day by related tags.

1. DDoS Attack Basics The main purpose of a Distributed Denial of Service (DDoS) attack is to make the specified target unable to provide normal services or even disappear from the Internet. It is one of the strongest and most difficult to defend attacks. According to the way initiated, DDoS can be simply divided into three categories. The first category to win, massive data packets flocked from all corners of the Internet, blocking IDC entrance, so that a variety of powerful hardware defenses ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall own blog on the line also not a few days to encounter a lot of problems, need to slowly one of their own to solve, Before wordpress301 redirect is very easy to solve, but this DNS can not resolve their own way, who let us celestial so cow! Perhaps one day the magnificent national network will be born, ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall rough Green Virtual Host management system the virtual host management system as a domestic virtual host management system of the first-line goods Card, with its excellent stability and humanized service by the majority of enterprises of all ages, has been in Hebei Netcom, new network interconnection, China's domestic well-known data IDC enterprises successfully stable operation, every ...

1. Defensive Foundation 1.1. Attack Traffic in the End How DDoS Talk about defense, the first is to know in the end suffered much attack. This question seems simple, in fact, there are many unknown details in it. Take SYN Flood as an example. To increase the sending efficiency, more SYN wait queues are generated on the server. When the attacker populates the header, the IP header and the TCP header are not filled with optional fields, so IP ...