109.4 – Configure client side DNS

Weight

2

Description

Candidates should be able to configure DNS on a client host.

Key Knowledge Areas

• Query remote DNS servers.

• Configure local name resolution and use remote DNS servers.

• Modify the order in which name resolution is done.

• Debug errors related to name resolution.

• Awareness of systemd-resolved.

Files, Terms, and Utilities

• /etc/hosts

• /etc/resolv.conf

• /etc/nsswitch.conf

• host

• dig

• getent