wp_network_dashboard_setup action-hook . WP 3.1.0

Fires after core widgets for the Network Admin dashboard have been registered.

Usage

add_action( 'wp_network_dashboard_setup', 'action_function_name_1378' );
function action_function_name_1378(){
	// action...
}

Where the hook is called

do_action( 'wp_network_dashboard_setup' );

Where the hook is used (in WP core)