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14.9. Configuring Name Server Lookups

Setting up DNS

When it comes to DNS setup Ubuntu doesn’t differ from other distributions. You can add hostname and IP addresses to the file /etc/hosts for static lookups.

To cause your machine to consult with a particular server for name lookups you simply add their addresses to /etc/resolv.conf.

For example a machine which should perform lookups from the DNS server at IP address would have a resolv.conf file looking like this

sudo vi /etc/resolv.conf

enter the following details

search test.com
domain domain.com
search www.domain.com domain.com