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How To Configure Static IP Address On Ubuntu 19.04

Grate new!  Recently Ubuntu release 19.04 Disco Dingo. So I want show how to setup static ip address on ubuntu…

How To Install DNS Server (Bind9) On Ubuntu 18.04

DNS refers to Domain Name System. It is very import for your local network and public network. So I want…

How To Change Host Name From Ubuntu 18.04

Recently released Ubuntu 18.04. So I want to show how to change the hostname from Ubuntu 18.04. This is not…

How To Flush Public DNS Cache Very Easy In One Minute

Occasionally your domain name server may need to be changed. It will be seen that it has not changed. So you…