2.2.4 Ensure DHCP Server is not installed

Audit

Run the following commands to verify isc-dhcp-server is not installed:

# dpkg-query -W -f='${binary:Package}\t${Status}\t${db:Status-Status}\n' iscdhcp-server
isc-dhcp-server unknown ok not-installed not-installed

Remediation

Run the following command to remove isc-dhcp-server:

# apt purge isc-dhcp-server