80 Domain Name System Application Layer Update

Dns is a distributed database implemented in a hierarchy of name servers.
Domain name system application layer. Dns is a host name to ip address translation service. Dynamic domain name system ddns in application layer last updated. Domain name system dns and domain name service protocol an application layer protocol defines how applications on different systems pass messages to each other.
The types of messages exchanged the syntax of the various message types the meaning of the information and rules for determining when and how. Domain name system dns in application layer last updated. It is an application layer protocol for message exchange between clients and servers.
22 06 2020 when dns domain name system was designed nobody expected that there would be so many address changes such as adding a new host removing a host or changing an ip address. Dns will translate domain names into meaningful name. An application layer protocol defines.