domain ttl lookup

The role and type of 1.DNS systemThe role of DNS system in the network is to maintain an address database, which records the various host domain names also IP address correspondence, in order to provide the client program forward or reverse the

Dns_bind_ forward and reverse domain name resolutionBind Service supports TSIG Secure encryption transfer mechanismDNS domain name resolution service for resolving domain name and IP address correspondence Serviceforward parsing: Based on the domain

1. Install bindThis software is to provide the software to build a DNS server. Here is not the description of what is the DNS and so on inside the concept of the class of things, because there is a lot of information on the network, so back and

DNS is an application-level protocol, and DNS provides a mechanism for translating a human-readable hostname or domain name into a computer or network-readable digital address, making it possible for the wide application of the interconnection

Each IP address can have a host name that consists of one or more strings separated by a decimal point. With the hostname, do not memorize each IP device IP address, just remember the relative intuitive meaningful host name on the line. This is the

Netstat Command Overview:Netstat is a very useful tool for monitoring TCP/IP networks, which can display routing tables, actual TCP network connections, TCP and UDP snooping, process memory management, and status information for each network

Configure the parser and create BIND-Linux Enterprise Application-Linux server application information. For more information, see. 1. Configure the parser The parser is configured in the file/etc/resolv. conf. The default parser configuration uses

The following is from the author of the "network administrator must read-Net Formation" (2nd edition) of the book.   7.6.2 main resource record types and application examplesAfter you create a zone, you need to add additional resource records to

DNS: Domain name resolution (Nmae System)Forward parsing:Based on the host name (domain name) to find its corresponding IP address, which is the most basic, most commonly used featuresReverse parsing:Find its corresponding host name (domain name)

Originally transferred from http://hi.baidu.com/shyoung/blog/item/b0ccff03fd462481d43f7c5a.html The complete DNS System of the DNS component consists of the DNS server, region, Parser (DNS client), and resource records, and you need to correctly