NETWORKMANAGER-DISPATCHER(8) Network management daemons (NAME) NetworkManager-dispatcher - NetworkManager (SYNOPSIS) NetworkManager [OPTIONS...] (DESCRIPTION) NetworkManager-dispatcher D-Bus NetworkManager . NetworkManager-dispatcher /{etc,usr/lib}/NetworkManager/dispatcher.d . /etc /usr/lib . root . setuid . (action) . IP . VPN_IP_IFACE DEVICE_IP_IFACE DEVICE_IFACE . hostname "none" . connectivity-change dns-change . : pre-up . /etc/NetworkManager/dispatcher.d/pre-up.d (symlink) NetworkManager . up . pre-down . /etc/NetworkManager/dispatcher.d/pre-down.d NetworkManager . (carrier) . . down . vpn-pre-up VPN . /etc/NetworkManager/dispatcher.d/pre-up.d NetworkManager VPN . vpn-up VPN . vpn-pre-down VPN . /etc/NetworkManager/dispatcher.d/pre-down.d NetworkManager VPN . VPN . VPN . vpn-down VPN . hostname (hostname) . gethostname(2) . ( ) . dhcp4-change (lease) DHCPv4 ( ). dhcp6-change DHCPv6 ( ). connectivity-change ( ). reapply . dns-change DNS . NetworkManager resolv.conf ( dns=none) . /run/NetworkManager/resolv.conf DNS . device-add generic generic.device-handler . /{etc,usr/lib}/NetworkManager/dispatcher.d/device . . generic . . . (stdout) NetworkManager '=' . : IFINDEX (interface index) . . . ERROR . . stdout . ( ) stderr . (8KiB) stdout . device-delete device-add generic . device-add IFINDEX . (handler) NetworkManager . (environment) . : NM_DISPATCHER_ACTION "up" "dhcp4-change" . 1.12.0 NetworkManager . CONNECTION_UUID (UUID) . CONNECTION_ID (ID) . CONNECTION_DBUS_PATH D-Bus NetworkManager. CONNECTION_FILENAME ( ). CONNECTION_EXTERNAL "1" NetworkManager . DEVICE_IFACE . DEVICE_IP_IFACE . ADSL 'atm0' WWAN 'ttyUSB0' . DEVICE_IP_IFACE IP . IP . IP4_ADDRESS_N IPv4 "address/prefix gateway" N 0 ( IPv4 ) . gateway IP4_GATEWAY . IP4_NUM_ADDRESSES IPv4 . IP4_GATEWAY () IPv4 . IP4_ROUTE_N IPv4 "address/prefix next-hop metric" N 0 ( IPv4 ) . IP4_NUM_ROUTES IPv4 . IP4_NAMESERVERS DNS . IP4_DOMAINS . DHCP4_ DHCP DHCP DHCP "DHCP4_" "DHCP4_HOST_NAME=foobar". IP6_ DHCP6_ IPv4 IPv6 IP6_ DHCP6_ . CONNECTIVITY_STATE NMConnectivityState API org.freedesktop.NetworkManager D-Bus : UNKNOWN NONE PORTAL LIMITED FULL. : connectivity-change . VPN VPN_IP_IFACE *IP4_ *IP6_ VPN (export) VPN_IP4_ADDRESS_0 VPN_IP4_NUM_ADDRESSES. user . CONNECTION_USER_ . : o o (underscore) o o o () test.foo-Bar2 CONNECTION_USER_TEST__FOO_055_BAR2 . (asynchronous) NetworkManager (kill) . (child process) . /etc/NetworkManager/dispatcher.d/no-wait.d/ . . ( "up" .) (BUGS) NetworkManager NetworkManager[1] . (SEE ALSO) NetworkManager[2], NetworkManager(8), (NOTES) 1. NetworkManager https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/issues 2. NetworkManager https://networkmanager.dev NetworkManager-dispatcher 1 NETWORKMANAGER-DISPATCHER(8)