vlib_cli_output (vm, " host-ns \"%s\"", vif->net_ns);
vlib_cli_output (vm, " fd %d", vif->fd);
vlib_cli_output (vm, " tap-fd %d", vif->tap_fd);
vlib_cli_output (vm, " host-ns \"%s\"", vif->net_ns);
vlib_cli_output (vm, " fd %d", vif->fd);
vlib_cli_output (vm, " tap-fd %d", vif->tap_fd);