Does NetworkManager use Dhclient?
If dhcpcd is set as the DHCP client, NetworkManager will use the internal DHCP client for DHCPv6. Do not enable the systemd units shipped with the dhclient and dhcpcd packages. They will conflict with NetworkManager, see the note in #Installation for details.
What is Linux NetworkManager?
NetworkManager is a system network service that manages your network devices and connections and attempts to keep network connectivity active when available. It manages Ethernet, WiFi, mobile broadband (WWAN) and PPPoE devices while also providing VPN integration with a variety of different VPN services.
What is the configuration file for networkmanager.conf?
NetworkManager.conf is the configuration file for NetworkManager. It is used to set up various aspects of NetworkManager’s behavior. The location of the main file and configuration directories may be changed through use of the –config , –config-dir , –system-config-dir, and –intern-config argument for NetworkManager, respectively.
How to set the default connection in NetworkManager?
By default, NetworkManager creates a temporary wired connection for any Ethernet device that is managed and doesn’t have a connection configured. List a device in this option to inhibit creating the default connection for the device. May have the special value * to apply to all devices.
Can a NetworkManager overwrite a user configuration?
NetworkManager can overwrite certain user configuration options via D-Bus or other internal operations. In this case it writes those changes to /var/lib/NetworkManager/NetworkManager-intern.conf. This file is not intended to be modified by the user, but it is read last and can shadow user configuration from NetworkManager.conf.
What happens when NetworkManager is set to true?
When set to ‘true’, NetworkManager quits after performing initial network configuration but spawns small helpers to preserve DHCP leases and IPv6 addresses. This is useful in environments where network setup is more or less static or it is desirable to save process time but still handle some dynamic configurations.