# nmcli connection > Connection management with NetworkManager. - List all NetworkManager connections (shows name, uuid, type and device): `nmcli connection` - Activate a connection by specifying an uuid: `nmcli connection up uuid {{uuid}}` - Deactivate a connection: `nmcli connection down uuid {{uuid}}` - Create an auto-configured dual stack connection: `nmcli connection add ifname {{interface_name}} type {{ethernet}} ipv4.method {{auto}} ipv6.method {{auto}}` - Create a static IPv6-only connection: `nmcli connection add ifname {{interface_name}} type {{ethernet}} ip6 {{2001:db8::2/64}} gw6 {{2001:db8::1}} ipv6.dns {{2001:db8::1}} ipv4.method {{ignore}}` - Create a static IPv4-only connection: `nmcli connection add ifname {{interface_name}} type {{ethernet}} ip4 {{10.0.0.7/8}} gw4 {{10.0.0.1}} ipv4.dns {{10.0.0.1}} ipv6.method {{ignore}}`