August 2018
Beginner
462 pages
12h 36m
English
Content preview from Learning OpenStack Networking - Third Edition
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Configuring the Neutron DHCP agent
Neutron utilizes dnsmasq, a free and lightweight DNS forwarder and DHCP server, to provide DHCP services to networks. The neutron-dhcp-agent service is responsible for spawning and configuring dnsmasq and metadata processes for each network that leverages DHCP.
The DHCP driver is specified in the /etc/neutron/dhcp_agent.ini configuration file. The DHCP agent can be configured to use other drivers, but dnsmasq support is built-in and requires no additional setup. The default dhcp_driver value is neutron.agent.linux.dhcp.Dnsmasq and can be left unmodified.
Other notable configuration options found in the dhcp_agent.ini configuration file include the following:
- interface_driver
- enable_isolated_metadata ...
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