t.Skip("not a privileged user")
	}
	internalcfg, err := configutil.DefaultedStaticInitConfiguration()
	if err != nil {
		t.Fatalf("unexpected failure when defaulting InitConfiguration: %v", err)
	}
	internalcfg.LocalAPIEndpoint.AdvertiseAddress = "" // AdvertiseAddress is optional, it could be auto-detected.
	ipv4File := "FileContent--proc-sys-net-ipv4-ip_forward"